Home / 99,395.65-149,042.40-29,265.85

Finding the Fourth Proportional to 99,395.65, 149,042.40 and 29,265.85

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Solution

The fourth proportional to 99,395.65, 149,042.40 and 29,265.85 is: 43,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,395.65 : 149,042.40 = 29,265.85 : x
  2. Step 2: Convert to fraction form
    99,395.65/149,042.40 = 29,265.85/x
  3. Step 3: Cross multiply
    99,395.65x = 149,042.40 × 29,265.85
  4. Step 4: Simplify right side
    99,395.65x = 4,361,852,522.04
  5. Step 5: Solve for x
    x = 4,361,852,522.04/99,395.65
  6. Step 6: Final answer
    x = 43,883.74

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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.