Home / 104,685.59-157,029.33-29,805.68

Finding the Fourth Proportional to 104,685.59, 157,029.33 and 29,805.68

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Solution

The fourth proportional to 104,685.59, 157,029.33 and 29,805.68 is: 44,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,685.59 : 157,029.33 = 29,805.68 : x
  2. Step 2: Convert to fraction form
    104,685.59/157,029.33 = 29,805.68/x
  3. Step 3: Cross multiply
    104,685.59x = 157,029.33 × 29,805.68
  4. Step 4: Simplify right side
    104,685.59x = 4,680,365,175.45
  5. Step 5: Solve for x
    x = 4,680,365,175.45/104,685.59
  6. Step 6: Final answer
    x = 44,708.78

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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.