Home / 272,333.92-375,815.42-151,472.61

Finding the Fourth Proportional to 272,333.92, 375,815.42 and 151,472.61

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Solution

The fourth proportional to 272,333.92, 375,815.42 and 151,472.61 is: 209,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,333.92 : 375,815.42 = 151,472.61 : x
  2. Step 2: Convert to fraction form
    272,333.92/375,815.42 = 151,472.61/x
  3. Step 3: Cross multiply
    272,333.92x = 375,815.42 × 151,472.61
  4. Step 4: Simplify right side
    272,333.92x = 56,925,740,666.57
  5. Step 5: Solve for x
    x = 56,925,740,666.57/272,333.92
  6. Step 6: Final answer
    x = 209,029.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.