Home / 192,471.21-265,616.15-107,591.85

Finding the Fourth Proportional to 192,471.21, 265,616.15 and 107,591.85

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Solution

The fourth proportional to 192,471.21, 265,616.15 and 107,591.85 is: 148,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,471.21 : 265,616.15 = 107,591.85 : x
  2. Step 2: Convert to fraction form
    192,471.21/265,616.15 = 107,591.85/x
  3. Step 3: Cross multiply
    192,471.21x = 265,616.15 × 107,591.85
  4. Step 4: Simplify right side
    192,471.21x = 28,578,132,430.42
  5. Step 5: Solve for x
    x = 28,578,132,430.42/192,471.21
  6. Step 6: Final answer
    x = 148,480.04

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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.