Home / 239,587.67-359,488.13-127,240.57

Finding the Fourth Proportional to 239,587.67, 359,488.13 and 127,240.57

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Solution

The fourth proportional to 239,587.67, 359,488.13 and 127,240.57 is: 190,917.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,587.67 : 359,488.13 = 127,240.57 : x
  2. Step 2: Convert to fraction form
    239,587.67/359,488.13 = 127,240.57/x
  3. Step 3: Cross multiply
    239,587.67x = 359,488.13 × 127,240.57
  4. Step 4: Simplify right side
    239,587.67x = 45,741,474,382.59
  5. Step 5: Solve for x
    x = 45,741,474,382.59/239,587.67
  6. Step 6: Final answer
    x = 190,917.48

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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.