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Finding the Fourth Proportional to 65,766.30, 98,649.45 and 60,323.10

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Solution

The fourth proportional to 65,766.30, 98,649.45 and 60,323.10 is: 90,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,766.30 : 98,649.45 = 60,323.10 : x
  2. Step 2: Convert to fraction form
    65,766.30/98,649.45 = 60,323.10/x
  3. Step 3: Cross multiply
    65,766.30x = 98,649.45 × 60,323.10
  4. Step 4: Simplify right side
    65,766.30x = 5,950,840,637.30
  5. Step 5: Solve for x
    x = 5,950,840,637.30/65,766.30
  6. Step 6: Final answer
    x = 90,484.65

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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.