Home / 242,170.35-334,189.87-140,200.12

Finding the Fourth Proportional to 242,170.35, 334,189.87 and 140,200.12

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Solution

The fourth proportional to 242,170.35, 334,189.87 and 140,200.12 is: 193,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,170.35 : 334,189.87 = 140,200.12 : x
  2. Step 2: Convert to fraction form
    242,170.35/334,189.87 = 140,200.12/x
  3. Step 3: Cross multiply
    242,170.35x = 334,189.87 × 140,200.12
  4. Step 4: Simplify right side
    242,170.35x = 46,853,459,876.78
  5. Step 5: Solve for x
    x = 46,853,459,876.78/242,170.35
  6. Step 6: Final answer
    x = 193,473.15

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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.