Home / 99,209.04-148,811.56-29,086.80

Finding the Fourth Proportional to 99,209.04, 148,811.56 and 29,086.80

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Solution

The fourth proportional to 99,209.04, 148,811.56 and 29,086.80 is: 43,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,209.04 : 148,811.56 = 29,086.80 : x
  2. Step 2: Convert to fraction form
    99,209.04/148,811.56 = 29,086.80/x
  3. Step 3: Cross multiply
    99,209.04x = 148,811.56 × 29,086.80
  4. Step 4: Simplify right side
    99,209.04x = 4,328,452,083.41
  5. Step 5: Solve for x
    x = 4,328,452,083.41/99,209.04
  6. Step 6: Final answer
    x = 43,629.61

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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.