Home / 142,950.02-197,279.97-82,531.73

Finding the Fourth Proportional to 142,950.02, 197,279.97 and 82,531.73

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Solution

The fourth proportional to 142,950.02, 197,279.97 and 82,531.73 is: 113,898.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,950.02 : 197,279.97 = 82,531.73 : x
  2. Step 2: Convert to fraction form
    142,950.02/197,279.97 = 82,531.73/x
  3. Step 3: Cross multiply
    142,950.02x = 197,279.97 × 82,531.73
  4. Step 4: Simplify right side
    142,950.02x = 16,281,857,218.45
  5. Step 5: Solve for x
    x = 16,281,857,218.45/142,950.02
  6. Step 6: Final answer
    x = 113,898.95

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1.5x scale

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.