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Finding the Fourth Proportional to 95,471.75, 131,755.18 and 53,030.28

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Solution

The fourth proportional to 95,471.75, 131,755.18 and 53,030.28 is: 73,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,471.75 : 131,755.18 = 53,030.28 : x
  2. Step 2: Convert to fraction form
    95,471.75/131,755.18 = 53,030.28/x
  3. Step 3: Cross multiply
    95,471.75x = 131,755.18 × 53,030.28
  4. Step 4: Simplify right side
    95,471.75x = 6,987,013,162.92
  5. Step 5: Solve for x
    x = 6,987,013,162.92/95,471.75
  6. Step 6: Final answer
    x = 73,184.09

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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.