Home / 149,342.20-224,078.10-75,470.20

Finding the Fourth Proportional to 149,342.20, 224,078.10 and 75,470.20

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Solution

The fourth proportional to 149,342.20, 224,078.10 and 75,470.20 is: 113,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,342.20 : 224,078.10 = 75,470.20 : x
  2. Step 2: Convert to fraction form
    149,342.20/224,078.10 = 75,470.20/x
  3. Step 3: Cross multiply
    149,342.20x = 224,078.10 × 75,470.20
  4. Step 4: Simplify right side
    149,342.20x = 16,911,219,022.62
  5. Step 5: Solve for x
    x = 16,911,219,022.62/149,342.20
  6. Step 6: Final answer
    x = 113,238.05

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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.