Home / 70,919.12-106,475.88-44,545.52

Finding the Fourth Proportional to 70,919.12, 106,475.88 and 44,545.52

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Solution

The fourth proportional to 70,919.12, 106,475.88 and 44,545.52 is: 66,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919.12 : 106,475.88 = 44,545.52 : x
  2. Step 2: Convert to fraction form
    70,919.12/106,475.88 = 44,545.52/x
  3. Step 3: Cross multiply
    70,919.12x = 106,475.88 × 44,545.52
  4. Step 4: Simplify right side
    70,919.12x = 4,743,023,442.06
  5. Step 5: Solve for x
    x = 4,743,023,442.06/70,919.12
  6. Step 6: Final answer
    x = 66,879.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.