Home / 112,534.10-168,801.15-29,428.10

Finding the Fourth Proportional to 112,534.10, 168,801.15 and 29,428.10

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Solution

The fourth proportional to 112,534.10, 168,801.15 and 29,428.10 is: 44,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,534.10 : 168,801.15 = 29,428.10 : x
  2. Step 2: Convert to fraction form
    112,534.10/168,801.15 = 29,428.10/x
  3. Step 3: Cross multiply
    112,534.10x = 168,801.15 × 29,428.10
  4. Step 4: Simplify right side
    112,534.10x = 4,967,497,122.32
  5. Step 5: Solve for x
    x = 4,967,497,122.32/112,534.10
  6. Step 6: Final answer
    x = 44,142.15

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1.5x scale

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.