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Finding the Fourth Proportional to 185,508.63, 255,844.04 and 142,592.13

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Solution

The fourth proportional to 185,508.63, 255,844.04 and 142,592.13 is: 196,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,508.63 : 255,844.04 = 142,592.13 : x
  2. Step 2: Convert to fraction form
    185,508.63/255,844.04 = 142,592.13/x
  3. Step 3: Cross multiply
    185,508.63x = 255,844.04 × 142,592.13
  4. Step 4: Simplify right side
    185,508.63x = 36,481,345,898.44
  5. Step 5: Solve for x
    x = 36,481,345,898.44/185,508.63
  6. Step 6: Final answer
    x = 196,655.79

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1.5x scale

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.