Home / 95,130.39-131,278.50-52,109.54

Finding the Fourth Proportional to 95,130.39, 131,278.50 and 52,109.54

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Solution

The fourth proportional to 95,130.39, 131,278.50 and 52,109.54 is: 71,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,130.39 : 131,278.50 = 52,109.54 : x
  2. Step 2: Convert to fraction form
    95,130.39/131,278.50 = 52,109.54/x
  3. Step 3: Cross multiply
    95,130.39x = 131,278.50 × 52,109.54
  4. Step 4: Simplify right side
    95,130.39x = 6,840,862,246.89
  5. Step 5: Solve for x
    x = 6,840,862,246.89/95,130.39
  6. Step 6: Final answer
    x = 71,910.38

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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.