Home / 76,443.72-114,577.56-29,657.04

Finding the Fourth Proportional to 76,443.72, 114,577.56 and 29,657.04

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Solution

The fourth proportional to 76,443.72, 114,577.56 and 29,657.04 is: 44,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,443.72 : 114,577.56 = 29,657.04 : x
  2. Step 2: Convert to fraction form
    76,443.72/114,577.56 = 29,657.04/x
  3. Step 3: Cross multiply
    76,443.72x = 114,577.56 × 29,657.04
  4. Step 4: Simplify right side
    76,443.72x = 3,398,031,280.02
  5. Step 5: Solve for x
    x = 3,398,031,280.02/76,443.72
  6. Step 6: Final answer
    x = 44,451.41

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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.