Home / 276,812.76-382,001.61-149,488.35

Finding the Fourth Proportional to 276,812.76, 382,001.61 and 149,488.35

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Solution

The fourth proportional to 276,812.76, 382,001.61 and 149,488.35 is: 206,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,812.76 : 382,001.61 = 149,488.35 : x
  2. Step 2: Convert to fraction form
    276,812.76/382,001.61 = 149,488.35/x
  3. Step 3: Cross multiply
    276,812.76x = 382,001.61 × 149,488.35
  4. Step 4: Simplify right side
    276,812.76x = 57,104,790,376.24
  5. Step 5: Solve for x
    x = 57,104,790,376.24/276,812.76
  6. Step 6: Final answer
    x = 206,293.92

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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.