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Finding the Fourth Proportional to 95,519.20, 143,278.80 and 95,519.20

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Solution

The fourth proportional to 95,519.20, 143,278.80 and 95,519.20 is: 143,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,519.20 : 143,278.80 = 95,519.20 : x
  2. Step 2: Convert to fraction form
    95,519.20/143,278.80 = 95,519.20/x
  3. Step 3: Cross multiply
    95,519.20x = 143,278.80 × 95,519.20
  4. Step 4: Simplify right side
    95,519.20x = 13,685,876,352.96
  5. Step 5: Solve for x
    x = 13,685,876,352.96/95,519.20
  6. Step 6: Final answer
    x = 143,278.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.