Home / 64,278.12-96,380.26-34,255.39

Finding the Fourth Proportional to 64,278.12, 96,380.26 and 34,255.39

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Solution

The fourth proportional to 64,278.12, 96,380.26 and 34,255.39 is: 51,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,278.12 : 96,380.26 = 34,255.39 : x
  2. Step 2: Convert to fraction form
    64,278.12/96,380.26 = 34,255.39/x
  3. Step 3: Cross multiply
    64,278.12x = 96,380.26 × 34,255.39
  4. Step 4: Simplify right side
    64,278.12x = 3,301,543,223.32
  5. Step 5: Solve for x
    x = 3,301,543,223.32/64,278.12
  6. Step 6: Final answer
    x = 51,363.41

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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.