Home / 152,960.10-229,440.15-82,101.30

Finding the Fourth Proportional to 152,960.10, 229,440.15 and 82,101.30

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Solution

The fourth proportional to 152,960.10, 229,440.15 and 82,101.30 is: 123,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,960.10 : 229,440.15 = 82,101.30 : x
  2. Step 2: Convert to fraction form
    152,960.10/229,440.15 = 82,101.30/x
  3. Step 3: Cross multiply
    152,960.10x = 229,440.15 × 82,101.30
  4. Step 4: Simplify right side
    152,960.10x = 18,837,334,587.20
  5. Step 5: Solve for x
    x = 18,837,334,587.20/152,960.10
  6. Step 6: Final answer
    x = 123,151.95

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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.