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Finding the Fourth Proportional to 62,135.64, 85,748.16 and 33,841.30

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Solution

The fourth proportional to 62,135.64, 85,748.16 and 33,841.30 is: 46,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,135.64 : 85,748.16 = 33,841.30 : x
  2. Step 2: Convert to fraction form
    62,135.64/85,748.16 = 33,841.30/x
  3. Step 3: Cross multiply
    62,135.64x = 85,748.16 × 33,841.30
  4. Step 4: Simplify right side
    62,135.64x = 2,901,829,207.01
  5. Step 5: Solve for x
    x = 2,901,829,207.01/62,135.64
  6. Step 6: Final answer
    x = 46,701.53

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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.