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Finding the Fourth Proportional to 63,143.20, 94,711.08 and 23,697

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Solution

The fourth proportional to 63,143.20, 94,711.08 and 23,697 is: 35,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,143.20 : 94,711.08 = 23,697 : x
  2. Step 2: Convert to fraction form
    63,143.20/94,711.08 = 23,697/x
  3. Step 3: Cross multiply
    63,143.20x = 94,711.08 × 23,697
  4. Step 4: Simplify right side
    63,143.20x = 2,244,368,462.76
  5. Step 5: Solve for x
    x = 2,244,368,462.76/63,143.20
  6. Step 6: Final answer
    x = 35,544.10

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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.