Home / 112,182.01-168,178.65-52,180.00

Finding the Fourth Proportional to 112,182.01, 168,178.65 and 52,180.00

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Solution

The fourth proportional to 112,182.01, 168,178.65 and 52,180.00 is: 78,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,182.01 : 168,178.65 = 52,180.00 : x
  2. Step 2: Convert to fraction form
    112,182.01/168,178.65 = 52,180.00/x
  3. Step 3: Cross multiply
    112,182.01x = 168,178.65 × 52,180.00
  4. Step 4: Simplify right side
    112,182.01x = 8,775,561,340.88
  5. Step 5: Solve for x
    x = 8,775,561,340.88/112,182.01
  6. Step 6: Final answer
    x = 78,226.10

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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.