Home / 95,749.04-143,409.68-69,393.28

Finding the Fourth Proportional to 95,749.04, 143,409.68 and 69,393.28

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Solution

The fourth proportional to 95,749.04, 143,409.68 and 69,393.28 is: 103,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,749.04 : 143,409.68 = 69,393.28 : x
  2. Step 2: Convert to fraction form
    95,749.04/143,409.68 = 69,393.28/x
  3. Step 3: Cross multiply
    95,749.04x = 143,409.68 × 69,393.28
  4. Step 4: Simplify right side
    95,749.04x = 9,951,668,078.95
  5. Step 5: Solve for x
    x = 9,951,668,078.95/95,749.04
  6. Step 6: Final answer
    x = 103,934.91

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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.