Home / 95,612.13-143,412.73-36,453.78

Finding the Fourth Proportional to 95,612.13, 143,412.73 and 36,453.78

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Solution

The fourth proportional to 95,612.13, 143,412.73 and 36,453.78 is: 54,678.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,612.13 : 143,412.73 = 36,453.78 : x
  2. Step 2: Convert to fraction form
    95,612.13/143,412.73 = 36,453.78/x
  3. Step 3: Cross multiply
    95,612.13x = 143,412.73 × 36,453.78
  4. Step 4: Simplify right side
    95,612.13x = 5,227,936,108.62
  5. Step 5: Solve for x
    x = 5,227,936,108.62/95,612.13
  6. Step 6: Final answer
    x = 54,678.59

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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.