Home / 91,007.22-125,600.16-50,724.66

Finding the Fourth Proportional to 91,007.22, 125,600.16 and 50,724.66

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Solution

The fourth proportional to 91,007.22, 125,600.16 and 50,724.66 is: 70,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,007.22 : 125,600.16 = 50,724.66 : x
  2. Step 2: Convert to fraction form
    91,007.22/125,600.16 = 50,724.66/x
  3. Step 3: Cross multiply
    91,007.22x = 125,600.16 × 50,724.66
  4. Step 4: Simplify right side
    91,007.22x = 6,371,025,411.95
  5. Step 5: Solve for x
    x = 6,371,025,411.95/91,007.22
  6. Step 6: Final answer
    x = 70,005.71

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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.