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Finding the Fourth Proportional to 62,424.48, 93,646.06 and 22,978.60

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Solution

The fourth proportional to 62,424.48, 93,646.06 and 22,978.60 is: 34,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,424.48 : 93,646.06 = 22,978.60 : x
  2. Step 2: Convert to fraction form
    62,424.48/93,646.06 = 22,978.60/x
  3. Step 3: Cross multiply
    62,424.48x = 93,646.06 × 22,978.60
  4. Step 4: Simplify right side
    62,424.48x = 2,151,855,354.32
  5. Step 5: Solve for x
    x = 2,151,855,354.32/62,424.48
  6. Step 6: Final answer
    x = 34,471.34

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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.