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Finding the Fourth Proportional to 95,874.10, 143,811.15 and 49,218.10

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Solution

The fourth proportional to 95,874.10, 143,811.15 and 49,218.10 is: 73,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,874.10 : 143,811.15 = 49,218.10 : x
  2. Step 2: Convert to fraction form
    95,874.10/143,811.15 = 49,218.10/x
  3. Step 3: Cross multiply
    95,874.10x = 143,811.15 × 49,218.10
  4. Step 4: Simplify right side
    95,874.10x = 7,078,111,561.82
  5. Step 5: Solve for x
    x = 7,078,111,561.82/95,874.10
  6. Step 6: Final answer
    x = 73,827.15

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Similar ratio
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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.