Home / 80,298.12-110,812.20-44,488.62

Finding the Fourth Proportional to 80,298.12, 110,812.20 and 44,488.62

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Solution

The fourth proportional to 80,298.12, 110,812.20 and 44,488.62 is: 61,394.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,298.12 : 110,812.20 = 44,488.62 : x
  2. Step 2: Convert to fraction form
    80,298.12/110,812.20 = 44,488.62/x
  3. Step 3: Cross multiply
    80,298.12x = 110,812.20 × 44,488.62
  4. Step 4: Simplify right side
    80,298.12x = 4,929,881,857.16
  5. Step 5: Solve for x
    x = 4,929,881,857.16/80,298.12
  6. Step 6: Final answer
    x = 61,394.74

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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.