Home / 112,107,908.10-168,161,862.15-93,968,055.30

Finding the Fourth Proportional to 112,107,908.10, 168,161,862.15 and 93,968,055.30

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Solution

The fourth proportional to 112,107,908.10, 168,161,862.15 and 93,968,055.30 is: 140,952,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,107,908.10 : 168,161,862.15 = 93,968,055.30 : x
  2. Step 2: Convert to fraction form
    112,107,908.10/168,161,862.15 = 93,968,055.30/x
  3. Step 3: Cross multiply
    112,107,908.10x = 168,161,862.15 × 93,968,055.30
  4. Step 4: Simplify right side
    112,107,908.10x = 15,801,843,161,862,176
  5. Step 5: Solve for x
    x = 15,801,843,161,862,176/112,107,908.10
  6. Step 6: Final answer
    x = 140,952,082.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.