Home / 95,309.12-142,878.68-36,186.31

Finding the Fourth Proportional to 95,309.12, 142,878.68 and 36,186.31

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Solution

The fourth proportional to 95,309.12, 142,878.68 and 36,186.31 is: 54,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,309.12 : 142,878.68 = 36,186.31 : x
  2. Step 2: Convert to fraction form
    95,309.12/142,878.68 = 36,186.31/x
  3. Step 3: Cross multiply
    95,309.12x = 142,878.68 × 36,186.31
  4. Step 4: Simplify right side
    95,309.12x = 5,170,251,941.01
  5. Step 5: Solve for x
    x = 5,170,251,941.01/95,309.12
  6. Step 6: Final answer
    x = 54,247.19

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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.