Home / 106,257.38-146,635.18-58,510.61

Finding the Fourth Proportional to 106,257.38, 146,635.18 and 58,510.61

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Solution

The fourth proportional to 106,257.38, 146,635.18 and 58,510.61 is: 80,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,257.38 : 146,635.18 = 58,510.61 : x
  2. Step 2: Convert to fraction form
    106,257.38/146,635.18 = 58,510.61/x
  3. Step 3: Cross multiply
    106,257.38x = 146,635.18 × 58,510.61
  4. Step 4: Simplify right side
    106,257.38x = 8,579,713,499.69
  5. Step 5: Solve for x
    x = 8,579,713,499.69/106,257.38
  6. Step 6: Final answer
    x = 80,744.64

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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.