Home / 83,437.16-125,187.66-50,180.78

Finding the Fourth Proportional to 83,437.16, 125,187.66 and 50,180.78

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Solution

The fourth proportional to 83,437.16, 125,187.66 and 50,180.78 is: 75,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,437.16 : 125,187.66 = 50,180.78 : x
  2. Step 2: Convert to fraction form
    83,437.16/125,187.66 = 50,180.78/x
  3. Step 3: Cross multiply
    83,437.16x = 125,187.66 × 50,180.78
  4. Step 4: Simplify right side
    83,437.16x = 6,282,014,738.14
  5. Step 5: Solve for x
    x = 6,282,014,738.14/83,437.16
  6. Step 6: Final answer
    x = 75,290.38

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1.5x scale

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.