Home / 102,110.24-140,891.31-59,660.57

Finding the Fourth Proportional to 102,110.24, 140,891.31 and 59,660.57

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Solution

The fourth proportional to 102,110.24, 140,891.31 and 59,660.57 is: 82,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,110.24 : 140,891.31 = 59,660.57 : x
  2. Step 2: Convert to fraction form
    102,110.24/140,891.31 = 59,660.57/x
  3. Step 3: Cross multiply
    102,110.24x = 140,891.31 × 59,660.57
  4. Step 4: Simplify right side
    102,110.24x = 8,405,655,862.65
  5. Step 5: Solve for x
    x = 8,405,655,862.65/102,110.24
  6. Step 6: Final answer
    x = 82,319.42

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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.