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Finding the Fourth Proportional to 174,390.20, 240,642.78 and 101,799.39

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Solution

The fourth proportional to 174,390.20, 240,642.78 and 101,799.39 is: 140,474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,390.20 : 240,642.78 = 101,799.39 : x
  2. Step 2: Convert to fraction form
    174,390.20/240,642.78 = 101,799.39/x
  3. Step 3: Cross multiply
    174,390.20x = 240,642.78 × 101,799.39
  4. Step 4: Simplify right side
    174,390.20x = 24,497,288,211.90
  5. Step 5: Solve for x
    x = 24,497,288,211.90/174,390.20
  6. Step 6: Final answer
    x = 140,474.00

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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.