Home / 90,732.66-125,205.14-50,444.93

Finding the Fourth Proportional to 90,732.66, 125,205.14 and 50,444.93

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Solution

The fourth proportional to 90,732.66, 125,205.14 and 50,444.93 is: 69,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,732.66 : 125,205.14 = 50,444.93 : x
  2. Step 2: Convert to fraction form
    90,732.66/125,205.14 = 50,444.93/x
  3. Step 3: Cross multiply
    90,732.66x = 125,205.14 × 50,444.93
  4. Step 4: Simplify right side
    90,732.66x = 6,315,964,257.79
  5. Step 5: Solve for x
    x = 6,315,964,257.79/90,732.66
  6. Step 6: Final answer
    x = 69,610.71

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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.