Home / 295,082.10-442,039.95-161,723.70

Finding the Fourth Proportional to 295,082.10, 442,039.95 and 161,723.70

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Solution

The fourth proportional to 295,082.10, 442,039.95 and 161,723.70 is: 242,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,082.10 : 442,039.95 = 161,723.70 : x
  2. Step 2: Convert to fraction form
    295,082.10/442,039.95 = 161,723.70/x
  3. Step 3: Cross multiply
    295,082.10x = 442,039.95 × 161,723.70
  4. Step 4: Simplify right side
    295,082.10x = 71,488,336,261.82
  5. Step 5: Solve for x
    x = 71,488,336,261.82/295,082.10
  6. Step 6: Final answer
    x = 242,265.92

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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.