Home / 62,419.66-86,139.11-34,125.35

Finding the Fourth Proportional to 62,419.66, 86,139.11 and 34,125.35

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Solution

The fourth proportional to 62,419.66, 86,139.11 and 34,125.35 is: 47,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,419.66 : 86,139.11 = 34,125.35 : x
  2. Step 2: Convert to fraction form
    62,419.66/86,139.11 = 34,125.35/x
  3. Step 3: Cross multiply
    62,419.66x = 86,139.11 × 34,125.35
  4. Step 4: Simplify right side
    62,419.66x = 2,939,526,932.06
  5. Step 5: Solve for x
    x = 2,939,526,932.06/62,419.66
  6. Step 6: Final answer
    x = 47,092.97

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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.