Home / 61,377.83-84,691.64-34,515.15

Finding the Fourth Proportional to 61,377.83, 84,691.64 and 34,515.15

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Solution

The fourth proportional to 61,377.83, 84,691.64 and 34,515.15 is: 47,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,377.83 : 84,691.64 = 34,515.15 : x
  2. Step 2: Convert to fraction form
    61,377.83/84,691.64 = 34,515.15/x
  3. Step 3: Cross multiply
    61,377.83x = 84,691.64 × 34,515.15
  4. Step 4: Simplify right side
    61,377.83x = 2,923,144,234.89
  5. Step 5: Solve for x
    x = 2,923,144,234.89/61,377.83
  6. Step 6: Final answer
    x = 47,625.41

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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.