Home / 202,324.29-279,312.45-147,815.25

Finding the Fourth Proportional to 202,324.29, 279,312.45 and 147,815.25

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Solution

The fourth proportional to 202,324.29, 279,312.45 and 147,815.25 is: 204,061.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,324.29 : 279,312.45 = 147,815.25 : x
  2. Step 2: Convert to fraction form
    202,324.29/279,312.45 = 147,815.25/x
  3. Step 3: Cross multiply
    202,324.29x = 279,312.45 × 147,815.25
  4. Step 4: Simplify right side
    202,324.29x = 41,286,639,624.86
  5. Step 5: Solve for x
    x = 41,286,639,624.86/202,324.29
  6. Step 6: Final answer
    x = 204,061.71

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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.