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Finding the Fourth Proportional to 61,548, 84,915.03 and 37,356.59

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Solution

The fourth proportional to 61,548, 84,915.03 and 37,356.59 is: 51,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,548 : 84,915.03 = 37,356.59 : x
  2. Step 2: Convert to fraction form
    61,548/84,915.03 = 37,356.59/x
  3. Step 3: Cross multiply
    61,548x = 84,915.03 × 37,356.59
  4. Step 4: Simplify right side
    61,548x = 3,172,135,535.97
  5. Step 5: Solve for x
    x = 3,172,135,535.97/61,548
  6. Step 6: Final answer
    x = 51,539.21

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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.