Home / 240,065.48-331,186.29-144,516.82

Finding the Fourth Proportional to 240,065.48, 331,186.29 and 144,516.82

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Solution

The fourth proportional to 240,065.48, 331,186.29 and 144,516.82 is: 199,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,065.48 : 331,186.29 = 144,516.82 : x
  2. Step 2: Convert to fraction form
    240,065.48/331,186.29 = 144,516.82/x
  3. Step 3: Cross multiply
    240,065.48x = 331,186.29 × 144,516.82
  4. Step 4: Simplify right side
    240,065.48x = 47,861,989,872.38
  5. Step 5: Solve for x
    x = 47,861,989,872.38/240,065.48
  6. Step 6: Final answer
    x = 199,370.56

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1.5x scale

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.