Home / 64,021.20-88,350.42-35,344.26

Finding the Fourth Proportional to 64,021.20, 88,350.42 and 35,344.26

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Solution

The fourth proportional to 64,021.20, 88,350.42 and 35,344.26 is: 48,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,021.20 : 88,350.42 = 35,344.26 : x
  2. Step 2: Convert to fraction form
    64,021.20/88,350.42 = 35,344.26/x
  3. Step 3: Cross multiply
    64,021.20x = 88,350.42 × 35,344.26
  4. Step 4: Simplify right side
    64,021.20x = 3,122,680,215.59
  5. Step 5: Solve for x
    x = 3,122,680,215.59/64,021.20
  6. Step 6: Final answer
    x = 48,775.72

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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.