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Finding the Fourth Proportional to 65,429.22, 98,144.22 and 62,241.84

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Solution

The fourth proportional to 65,429.22, 98,144.22 and 62,241.84 is: 93,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,429.22 : 98,144.22 = 62,241.84 : x
  2. Step 2: Convert to fraction form
    65,429.22/98,144.22 = 62,241.84/x
  3. Step 3: Cross multiply
    65,429.22x = 98,144.22 × 62,241.84
  4. Step 4: Simplify right side
    65,429.22x = 6,108,676,838.16
  5. Step 5: Solve for x
    x = 6,108,676,838.16/65,429.22
  6. Step 6: Final answer
    x = 93,363.13

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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.