Home / 95,151.13-131,271.26-61,154.90

Finding the Fourth Proportional to 95,151.13, 131,271.26 and 61,154.90

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Solution

The fourth proportional to 95,151.13, 131,271.26 and 61,154.90 is: 84,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,151.13 : 131,271.26 = 61,154.90 : x
  2. Step 2: Convert to fraction form
    95,151.13/131,271.26 = 61,154.90/x
  3. Step 3: Cross multiply
    95,151.13x = 131,271.26 × 61,154.90
  4. Step 4: Simplify right side
    95,151.13x = 8,027,880,480.31
  5. Step 5: Solve for x
    x = 8,027,880,480.31/95,151.13
  6. Step 6: Final answer
    x = 84,369.79

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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.