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Finding the Fourth Proportional to 169,977.36, 254,851.02 and 95,149.16

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Solution

The fourth proportional to 169,977.36, 254,851.02 and 95,149.16 is: 142,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,977.36 : 254,851.02 = 95,149.16 : x
  2. Step 2: Convert to fraction form
    169,977.36/254,851.02 = 95,149.16/x
  3. Step 3: Cross multiply
    169,977.36x = 254,851.02 × 95,149.16
  4. Step 4: Simplify right side
    169,977.36x = 24,248,859,203.89
  5. Step 5: Solve for x
    x = 24,248,859,203.89/169,977.36
  6. Step 6: Final answer
    x = 142,659.35

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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.