Home / 56,414.14-84,538.02-31,419.76

Finding the Fourth Proportional to 56,414.14, 84,538.02 and 31,419.76

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Solution

The fourth proportional to 56,414.14, 84,538.02 and 31,419.76 is: 47,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,414.14 : 84,538.02 = 31,419.76 : x
  2. Step 2: Convert to fraction form
    56,414.14/84,538.02 = 31,419.76/x
  3. Step 3: Cross multiply
    56,414.14x = 84,538.02 × 31,419.76
  4. Step 4: Simplify right side
    56,414.14x = 2,656,164,299.28
  5. Step 5: Solve for x
    x = 2,656,164,299.28/56,414.14
  6. Step 6: Final answer
    x = 47,083.31

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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.