Home / 95,120.09-142,689.57-35,164.28

Finding the Fourth Proportional to 95,120.09, 142,689.57 and 35,164.28

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Solution

The fourth proportional to 95,120.09, 142,689.57 and 35,164.28 is: 52,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,120.09 : 142,689.57 = 35,164.28 : x
  2. Step 2: Convert to fraction form
    95,120.09/142,689.57 = 35,164.28/x
  3. Step 3: Cross multiply
    95,120.09x = 142,689.57 × 35,164.28
  4. Step 4: Simplify right side
    95,120.09x = 5,017,575,279.11
  5. Step 5: Solve for x
    x = 5,017,575,279.11/95,120.09
  6. Step 6: Final answer
    x = 52,749.90

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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.