Home / 80,007.59-110,432.46-49,774.88

Finding the Fourth Proportional to 80,007.59, 110,432.46 and 49,774.88

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Solution

The fourth proportional to 80,007.59, 110,432.46 and 49,774.88 is: 68,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,007.59 : 110,432.46 = 49,774.88 : x
  2. Step 2: Convert to fraction form
    80,007.59/110,432.46 = 49,774.88/x
  3. Step 3: Cross multiply
    80,007.59x = 110,432.46 × 49,774.88
  4. Step 4: Simplify right side
    80,007.59x = 5,496,762,444.60
  5. Step 5: Solve for x
    x = 5,496,762,444.60/80,007.59
  6. Step 6: Final answer
    x = 68,703.01

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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.