Home / 61,248.30-84,517.47-34,388.70

Finding the Fourth Proportional to 61,248.30, 84,517.47 and 34,388.70

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Solution

The fourth proportional to 61,248.30, 84,517.47 and 34,388.70 is: 47,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,248.30 : 84,517.47 = 34,388.70 : x
  2. Step 2: Convert to fraction form
    61,248.30/84,517.47 = 34,388.70/x
  3. Step 3: Cross multiply
    61,248.30x = 84,517.47 × 34,388.70
  4. Step 4: Simplify right side
    61,248.30x = 2,906,445,920.59
  5. Step 5: Solve for x
    x = 2,906,445,920.59/61,248.30
  6. Step 6: Final answer
    x = 47,453.50

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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.