Home / 77,027.25-106,279.38-44,742.69

Finding the Fourth Proportional to 77,027.25, 106,279.38 and 44,742.69

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Solution

The fourth proportional to 77,027.25, 106,279.38 and 44,742.69 is: 61,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,027.25 : 106,279.38 = 44,742.69 : x
  2. Step 2: Convert to fraction form
    77,027.25/106,279.38 = 44,742.69/x
  3. Step 3: Cross multiply
    77,027.25x = 106,279.38 × 44,742.69
  4. Step 4: Simplify right side
    77,027.25x = 4,755,225,352.73
  5. Step 5: Solve for x
    x = 4,755,225,352.73/77,027.25
  6. Step 6: Final answer
    x = 61,734.33

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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.