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Finding the Fourth Proportional to 119,856.24, 165,400.92 and 69,554.16

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Solution

The fourth proportional to 119,856.24, 165,400.92 and 69,554.16 is: 95,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,856.24 : 165,400.92 = 69,554.16 : x
  2. Step 2: Convert to fraction form
    119,856.24/165,400.92 = 69,554.16/x
  3. Step 3: Cross multiply
    119,856.24x = 165,400.92 × 69,554.16
  4. Step 4: Simplify right side
    119,856.24x = 11,504,322,053.83
  5. Step 5: Solve for x
    x = 11,504,322,053.83/119,856.24
  6. Step 6: Final answer
    x = 95,984.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.