Home / 56,487.52-77,952.54-31,337.02

Finding the Fourth Proportional to 56,487.52, 77,952.54 and 31,337.02

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Solution

The fourth proportional to 56,487.52, 77,952.54 and 31,337.02 is: 43,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,487.52 : 77,952.54 = 31,337.02 : x
  2. Step 2: Convert to fraction form
    56,487.52/77,952.54 = 31,337.02/x
  3. Step 3: Cross multiply
    56,487.52x = 77,952.54 × 31,337.02
  4. Step 4: Simplify right side
    56,487.52x = 2,442,800,305.03
  5. Step 5: Solve for x
    x = 2,442,800,305.03/56,487.52
  6. Step 6: Final answer
    x = 43,244.96

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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.