Home / 381,225.68-571,569.08-167,891.92

Finding the Fourth Proportional to 381,225.68, 571,569.08 and 167,891.92

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Solution

The fourth proportional to 381,225.68, 571,569.08 and 167,891.92 is: 251,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,225.68 : 571,569.08 = 167,891.92 : x
  2. Step 2: Convert to fraction form
    381,225.68/571,569.08 = 167,891.92/x
  3. Step 3: Cross multiply
    381,225.68x = 571,569.08 × 167,891.92
  4. Step 4: Simplify right side
    381,225.68x = 95,961,830,253.83
  5. Step 5: Solve for x
    x = 95,961,830,253.83/381,225.68
  6. Step 6: Final answer
    x = 251,719.22

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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.