Home / 67,114.40-100,452.55-49,340.36

Finding the Fourth Proportional to 67,114.40, 100,452.55 and 49,340.36

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Solution

The fourth proportional to 67,114.40, 100,452.55 and 49,340.36 is: 73,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.40 : 100,452.55 = 49,340.36 : x
  2. Step 2: Convert to fraction form
    67,114.40/100,452.55 = 49,340.36/x
  3. Step 3: Cross multiply
    67,114.40x = 100,452.55 × 49,340.36
  4. Step 4: Simplify right side
    67,114.40x = 4,956,364,757.41
  5. Step 5: Solve for x
    x = 4,956,364,757.41/67,114.40
  6. Step 6: Final answer
    x = 73,849.49

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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.