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Finding the Fourth Proportional to 239,458.04, 359,082.95 and 68,642.13

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Solution

The fourth proportional to 239,458.04, 359,082.95 and 68,642.13 is: 102,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,458.04 : 359,082.95 = 68,642.13 : x
  2. Step 2: Convert to fraction form
    239,458.04/359,082.95 = 68,642.13/x
  3. Step 3: Cross multiply
    239,458.04x = 359,082.95 × 68,642.13
  4. Step 4: Simplify right side
    239,458.04x = 24,648,218,191.47
  5. Step 5: Solve for x
    x = 24,648,218,191.47/239,458.04
  6. Step 6: Final answer
    x = 102,933.35

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1.5x scale

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.