Home / 218,819.83-328,270.92-150,718.81

Finding the Fourth Proportional to 218,819.83, 328,270.92 and 150,718.81

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Solution

The fourth proportional to 218,819.83, 328,270.92 and 150,718.81 is: 226,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,819.83 : 328,270.92 = 150,718.81 : x
  2. Step 2: Convert to fraction form
    218,819.83/328,270.92 = 150,718.81/x
  3. Step 3: Cross multiply
    218,819.83x = 328,270.92 × 150,718.81
  4. Step 4: Simplify right side
    218,819.83x = 49,476,602,420.01
  5. Step 5: Solve for x
    x = 49,476,602,420.01/218,819.83
  6. Step 6: Final answer
    x = 226,106.58

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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.