Home / 80,770.28-111,462.07-44,470.98

Finding the Fourth Proportional to 80,770.28, 111,462.07 and 44,470.98

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Solution

The fourth proportional to 80,770.28, 111,462.07 and 44,470.98 is: 61,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,770.28 : 111,462.07 = 44,470.98 : x
  2. Step 2: Convert to fraction form
    80,770.28/111,462.07 = 44,470.98/x
  3. Step 3: Cross multiply
    80,770.28x = 111,462.07 × 44,470.98
  4. Step 4: Simplify right side
    80,770.28x = 4,956,827,904.61
  5. Step 5: Solve for x
    x = 4,956,827,904.61/80,770.28
  6. Step 6: Final answer
    x = 61,369.45

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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.