Home / 54,531.08-75,387.08-54,032.12

Finding the Fourth Proportional to 54,531.08, 75,387.08 and 54,032.12

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Solution

The fourth proportional to 54,531.08, 75,387.08 and 54,032.12 is: 74,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.08 : 75,387.08 = 54,032.12 : x
  2. Step 2: Convert to fraction form
    54,531.08/75,387.08 = 54,032.12/x
  3. Step 3: Cross multiply
    54,531.08x = 75,387.08 × 54,032.12
  4. Step 4: Simplify right side
    54,531.08x = 4,073,323,753.01
  5. Step 5: Solve for x
    x = 4,073,323,753.01/54,531.08
  6. Step 6: Final answer
    x = 74,697.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.