Home / 252,045.09-347,812.11-137,324.66

Finding the Fourth Proportional to 252,045.09, 347,812.11 and 137,324.66

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Solution

The fourth proportional to 252,045.09, 347,812.11 and 137,324.66 is: 189,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,045.09 : 347,812.11 = 137,324.66 : x
  2. Step 2: Convert to fraction form
    252,045.09/347,812.11 = 137,324.66/x
  3. Step 3: Cross multiply
    252,045.09x = 347,812.11 × 137,324.66
  4. Step 4: Simplify right side
    252,045.09x = 47,763,178,010.57
  5. Step 5: Solve for x
    x = 47,763,178,010.57/252,045.09
  6. Step 6: Final answer
    x = 189,502.51

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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.