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Finding the Fourth Proportional to 182,698.94, 252,123.80 and 102,126.41

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Solution

The fourth proportional to 182,698.94, 252,123.80 and 102,126.41 is: 140,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,698.94 : 252,123.80 = 102,126.41 : x
  2. Step 2: Convert to fraction form
    182,698.94/252,123.80 = 102,126.41/x
  3. Step 3: Cross multiply
    182,698.94x = 252,123.80 × 102,126.41
  4. Step 4: Simplify right side
    182,698.94x = 25,748,499,161.97
  5. Step 5: Solve for x
    x = 25,748,499,161.97/182,698.94
  6. Step 6: Final answer
    x = 140,934.04

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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.