Home / 178,331.81-267,498.18-45,212.13

Finding the Fourth Proportional to 178,331.81, 267,498.18 and 45,212.13

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Solution

The fourth proportional to 178,331.81, 267,498.18 and 45,212.13 is: 67,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,331.81 : 267,498.18 = 45,212.13 : x
  2. Step 2: Convert to fraction form
    178,331.81/267,498.18 = 45,212.13/x
  3. Step 3: Cross multiply
    178,331.81x = 267,498.18 × 45,212.13
  4. Step 4: Simplify right side
    178,331.81x = 12,094,162,488.92
  5. Step 5: Solve for x
    x = 12,094,162,488.92/178,331.81
  6. Step 6: Final answer
    x = 67,818.31

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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.