Home / 89,542.96-134,361.48-39,657.52

Finding the Fourth Proportional to 89,542.96, 134,361.48 and 39,657.52

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Solution

The fourth proportional to 89,542.96, 134,361.48 and 39,657.52 is: 59,507.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542.96 : 134,361.48 = 39,657.52 : x
  2. Step 2: Convert to fraction form
    89,542.96/134,361.48 = 39,657.52/x
  3. Step 3: Cross multiply
    89,542.96x = 134,361.48 × 39,657.52
  4. Step 4: Simplify right side
    89,542.96x = 5,328,443,080.33
  5. Step 5: Solve for x
    x = 5,328,443,080.33/89,542.96
  6. Step 6: Final answer
    x = 59,507.11

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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.