Home / 158,972.42-238,660.97-103,046.55

Finding the Fourth Proportional to 158,972.42, 238,660.97 and 103,046.55

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Solution

The fourth proportional to 158,972.42, 238,660.97 and 103,046.55 is: 154,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,972.42 : 238,660.97 = 103,046.55 : x
  2. Step 2: Convert to fraction form
    158,972.42/238,660.97 = 103,046.55/x
  3. Step 3: Cross multiply
    158,972.42x = 238,660.97 × 103,046.55
  4. Step 4: Simplify right side
    158,972.42x = 24,593,189,062.92
  5. Step 5: Solve for x
    x = 24,593,189,062.92/158,972.42
  6. Step 6: Final answer
    x = 154,700.98

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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.