Home / 242,169.85-334,189.18-140,199.62

Finding the Fourth Proportional to 242,169.85, 334,189.18 and 140,199.62

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Solution

The fourth proportional to 242,169.85, 334,189.18 and 140,199.62 is: 193,472.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,169.85 : 334,189.18 = 140,199.62 : x
  2. Step 2: Convert to fraction form
    242,169.85/334,189.18 = 140,199.62/x
  3. Step 3: Cross multiply
    242,169.85x = 334,189.18 × 140,199.62
  4. Step 4: Simplify right side
    242,169.85x = 46,853,196,044.11
  5. Step 5: Solve for x
    x = 46,853,196,044.11/242,169.85
  6. Step 6: Final answer
    x = 193,472.46

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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.