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Finding the Fourth Proportional to 62,405.28, 93,605.04 and 22,959.60

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Solution

The fourth proportional to 62,405.28, 93,605.04 and 22,959.60 is: 34,438.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.28 : 93,605.04 = 22,959.60 : x
  2. Step 2: Convert to fraction form
    62,405.28/93,605.04 = 22,959.60/x
  3. Step 3: Cross multiply
    62,405.28x = 93,605.04 × 22,959.60
  4. Step 4: Simplify right side
    62,405.28x = 2,149,134,276.38
  5. Step 5: Solve for x
    x = 2,149,134,276.38/62,405.28
  6. Step 6: Final answer
    x = 34,438.34

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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.