Home / 95,078.13-131,216.97-52,636.69

Finding the Fourth Proportional to 95,078.13, 131,216.97 and 52,636.69

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Solution

The fourth proportional to 95,078.13, 131,216.97 and 52,636.69 is: 72,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,078.13 : 131,216.97 = 52,636.69 : x
  2. Step 2: Convert to fraction form
    95,078.13/131,216.97 = 52,636.69/x
  3. Step 3: Cross multiply
    95,078.13x = 131,216.97 × 52,636.69
  4. Step 4: Simplify right side
    95,078.13x = 6,906,826,972.63
  5. Step 5: Solve for x
    x = 6,906,826,972.63/95,078.13
  6. Step 6: Final answer
    x = 72,643.70

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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.