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Finding the Fourth Proportional to 150,001.40, 224,742.90 and 126,673.40

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Solution

The fourth proportional to 150,001.40, 224,742.90 and 126,673.40 is: 189,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,001.40 : 224,742.90 = 126,673.40 : x
  2. Step 2: Convert to fraction form
    150,001.40/224,742.90 = 126,673.40/x
  3. Step 3: Cross multiply
    150,001.40x = 224,742.90 × 126,673.40
  4. Step 4: Simplify right side
    150,001.40x = 28,468,947,268.86
  5. Step 5: Solve for x
    x = 28,468,947,268.86/150,001.40
  6. Step 6: Final answer
    x = 189,791.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.