Home / 95,546.93-131,890.55-71,742.38

Finding the Fourth Proportional to 95,546.93, 131,890.55 and 71,742.38

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Solution

The fourth proportional to 95,546.93, 131,890.55 and 71,742.38 is: 99,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,546.93 : 131,890.55 = 71,742.38 : x
  2. Step 2: Convert to fraction form
    95,546.93/131,890.55 = 71,742.38/x
  3. Step 3: Cross multiply
    95,546.93x = 131,890.55 × 71,742.38
  4. Step 4: Simplify right side
    95,546.93x = 9,462,140,938.34
  5. Step 5: Solve for x
    x = 9,462,140,938.34/95,546.93
  6. Step 6: Final answer
    x = 99,031.35

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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.