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Finding the Fourth Proportional to 63,374.81, 87,459.07 and 35,082.32

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Solution

The fourth proportional to 63,374.81, 87,459.07 and 35,082.32 is: 48,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,374.81 : 87,459.07 = 35,082.32 : x
  2. Step 2: Convert to fraction form
    63,374.81/87,459.07 = 35,082.32/x
  3. Step 3: Cross multiply
    63,374.81x = 87,459.07 × 35,082.32
  4. Step 4: Simplify right side
    63,374.81x = 3,068,267,211.58
  5. Step 5: Solve for x
    x = 3,068,267,211.58/63,374.81
  6. Step 6: Final answer
    x = 48,414.62

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1.5x scale

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.