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Finding the Fourth Proportional to 61,913.66, 85,443.72 and 35,052.62

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Solution

The fourth proportional to 61,913.66, 85,443.72 and 35,052.62 is: 48,374.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,913.66 : 85,443.72 = 35,052.62 : x
  2. Step 2: Convert to fraction form
    61,913.66/85,443.72 = 35,052.62/x
  3. Step 3: Cross multiply
    61,913.66x = 85,443.72 × 35,052.62
  4. Step 4: Simplify right side
    61,913.66x = 2,995,026,248.55
  5. Step 5: Solve for x
    x = 2,995,026,248.55/61,913.66
  6. Step 6: Final answer
    x = 48,374.24

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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.