Home / 160,426.88-240,639.20-125,396

Finding the Fourth Proportional to 160,426.88, 240,639.20 and 125,396

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Solution

The fourth proportional to 160,426.88, 240,639.20 and 125,396 is: 188,093.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,426.88 : 240,639.20 = 125,396 : x
  2. Step 2: Convert to fraction form
    160,426.88/240,639.20 = 125,396/x
  3. Step 3: Cross multiply
    160,426.88x = 240,639.20 × 125,396
  4. Step 4: Simplify right side
    160,426.88x = 30,175,193,123.20
  5. Step 5: Solve for x
    x = 30,175,193,123.20/160,426.88
  6. Step 6: Final answer
    x = 188,093.12

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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.