Home / 80,320.23-110,842.55-44,510.83

Finding the Fourth Proportional to 80,320.23, 110,842.55 and 44,510.83

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Solution

The fourth proportional to 80,320.23, 110,842.55 and 44,510.83 is: 61,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,320.23 : 110,842.55 = 44,510.83 : x
  2. Step 2: Convert to fraction form
    80,320.23/110,842.55 = 44,510.83/x
  3. Step 3: Cross multiply
    80,320.23x = 110,842.55 × 44,510.83
  4. Step 4: Simplify right side
    80,320.23x = 4,933,694,011.09
  5. Step 5: Solve for x
    x = 4,933,694,011.09/80,320.23
  6. Step 6: Final answer
    x = 61,425.30

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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.