Home / 134,061.28-184,990.56-80,344.96

Finding the Fourth Proportional to 134,061.28, 184,990.56 and 80,344.96

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Solution

The fourth proportional to 134,061.28, 184,990.56 and 80,344.96 is: 110,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,061.28 : 184,990.56 = 80,344.96 : x
  2. Step 2: Convert to fraction form
    134,061.28/184,990.56 = 80,344.96/x
  3. Step 3: Cross multiply
    134,061.28x = 184,990.56 × 80,344.96
  4. Step 4: Simplify right side
    134,061.28x = 14,863,059,143.58
  5. Step 5: Solve for x
    x = 14,863,059,143.58/134,061.28
  6. Step 6: Final answer
    x = 110,867.65

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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.