Home / 177,607.50-266,542.74-84,113.52

Finding the Fourth Proportional to 177,607.50, 266,542.74 and 84,113.52

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Solution

The fourth proportional to 177,607.50, 266,542.74 and 84,113.52 is: 126,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,607.50 : 266,542.74 = 84,113.52 : x
  2. Step 2: Convert to fraction form
    177,607.50/266,542.74 = 84,113.52/x
  3. Step 3: Cross multiply
    177,607.50x = 266,542.74 × 84,113.52
  4. Step 4: Simplify right side
    177,607.50x = 22,419,848,091.84
  5. Step 5: Solve for x
    x = 22,419,848,091.84/177,607.50
  6. Step 6: Final answer
    x = 126,232.55

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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.