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Finding the Fourth Proportional to 63,407.17, 95,047.71 and 35,340

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Solution

The fourth proportional to 63,407.17, 95,047.71 and 35,340 is: 52,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407.17 : 95,047.71 = 35,340 : x
  2. Step 2: Convert to fraction form
    63,407.17/95,047.71 = 35,340/x
  3. Step 3: Cross multiply
    63,407.17x = 95,047.71 × 35,340
  4. Step 4: Simplify right side
    63,407.17x = 3,358,986,071.40
  5. Step 5: Solve for x
    x = 3,358,986,071.40/63,407.17
  6. Step 6: Final answer
    x = 52,974.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.