Home / 158,687.55-237,785.22-91,962.18

Finding the Fourth Proportional to 158,687.55, 237,785.22 and 91,962.18

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Solution

The fourth proportional to 158,687.55, 237,785.22 and 91,962.18 is: 137,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,687.55 : 237,785.22 = 91,962.18 : x
  2. Step 2: Convert to fraction form
    158,687.55/237,785.22 = 91,962.18/x
  3. Step 3: Cross multiply
    158,687.55x = 237,785.22 × 91,962.18
  4. Step 4: Simplify right side
    158,687.55x = 21,867,247,202.98
  5. Step 5: Solve for x
    x = 21,867,247,202.98/158,687.55
  6. Step 6: Final answer
    x = 137,800.65

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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.