Home / 237,220.46-327,372.40-129,790.50

Finding the Fourth Proportional to 237,220.46, 327,372.40 and 129,790.50

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Solution

The fourth proportional to 237,220.46, 327,372.40 and 129,790.50 is: 179,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,220.46 : 327,372.40 = 129,790.50 : x
  2. Step 2: Convert to fraction form
    237,220.46/327,372.40 = 129,790.50/x
  3. Step 3: Cross multiply
    237,220.46x = 327,372.40 × 129,790.50
  4. Step 4: Simplify right side
    237,220.46x = 42,489,827,482.20
  5. Step 5: Solve for x
    x = 42,489,827,482.20/237,220.46
  6. Step 6: Final answer
    x = 179,115.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.