Home / 80,320.10-110,842.39-44,510.70

Finding the Fourth Proportional to 80,320.10, 110,842.39 and 44,510.70

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Solution

The fourth proportional to 80,320.10, 110,842.39 and 44,510.70 is: 61,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,320.10 : 110,842.39 = 44,510.70 : x
  2. Step 2: Convert to fraction form
    80,320.10/110,842.39 = 44,510.70/x
  3. Step 3: Cross multiply
    80,320.10x = 110,842.39 × 44,510.70
  4. Step 4: Simplify right side
    80,320.10x = 4,933,672,368.57
  5. Step 5: Solve for x
    x = 4,933,672,368.57/80,320.10
  6. Step 6: Final answer
    x = 61,425.13

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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.