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Finding the Fourth Proportional to 64,350.80, 96,641.40 and 62,277.20

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Solution

The fourth proportional to 64,350.80, 96,641.40 and 62,277.20 is: 93,527.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,350.80 : 96,641.40 = 62,277.20 : x
  2. Step 2: Convert to fraction form
    64,350.80/96,641.40 = 62,277.20/x
  3. Step 3: Cross multiply
    64,350.80x = 96,641.40 × 62,277.20
  4. Step 4: Simplify right side
    64,350.80x = 6,018,555,796.08
  5. Step 5: Solve for x
    x = 6,018,555,796.08/64,350.80
  6. Step 6: Final answer
    x = 93,527.29

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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.