Home / 80,763.90-111,453.36-44,464.20

Finding the Fourth Proportional to 80,763.90, 111,453.36 and 44,464.20

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Solution

The fourth proportional to 80,763.90, 111,453.36 and 44,464.20 is: 61,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,763.90 : 111,453.36 = 44,464.20 : x
  2. Step 2: Convert to fraction form
    80,763.90/111,453.36 = 44,464.20/x
  3. Step 3: Cross multiply
    80,763.90x = 111,453.36 × 44,464.20
  4. Step 4: Simplify right side
    80,763.90x = 4,955,684,489.71
  5. Step 5: Solve for x
    x = 4,955,684,489.71/80,763.90
  6. Step 6: Final answer
    x = 61,360.14

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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.