Home / 151,649.47-227,475.13-67,389.83

Finding the Fourth Proportional to 151,649.47, 227,475.13 and 67,389.83

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Solution

The fourth proportional to 151,649.47, 227,475.13 and 67,389.83 is: 101,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,649.47 : 227,475.13 = 67,389.83 : x
  2. Step 2: Convert to fraction form
    151,649.47/227,475.13 = 67,389.83/x
  3. Step 3: Cross multiply
    151,649.47x = 227,475.13 × 67,389.83
  4. Step 4: Simplify right side
    151,649.47x = 15,329,510,339.93
  5. Step 5: Solve for x
    x = 15,329,510,339.93/151,649.47
  6. Step 6: Final answer
    x = 101,085.16

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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.