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Finding the Fourth Proportional to 107,082.44, 147,773.71 and 64,063.75

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Solution

The fourth proportional to 107,082.44, 147,773.71 and 64,063.75 is: 88,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,082.44 : 147,773.71 = 64,063.75 : x
  2. Step 2: Convert to fraction form
    107,082.44/147,773.71 = 64,063.75/x
  3. Step 3: Cross multiply
    107,082.44x = 147,773.71 × 64,063.75
  4. Step 4: Simplify right side
    107,082.44x = 9,466,937,275.14
  5. Step 5: Solve for x
    x = 9,466,937,275.14/107,082.44
  6. Step 6: Final answer
    x = 88,407.94

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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.