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Finding the Fourth Proportional to 171,108.64, 236,130.72 and 95,655.52

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Solution

The fourth proportional to 171,108.64, 236,130.72 and 95,655.52 is: 132,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,108.64 : 236,130.72 = 95,655.52 : x
  2. Step 2: Convert to fraction form
    171,108.64/236,130.72 = 95,655.52/x
  3. Step 3: Cross multiply
    171,108.64x = 236,130.72 × 95,655.52
  4. Step 4: Simplify right side
    171,108.64x = 22,587,206,809.57
  5. Step 5: Solve for x
    x = 22,587,206,809.57/171,108.64
  6. Step 6: Final answer
    x = 132,005.06

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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.