Home / 64,233.20-96,335.40-42,201.20

Finding the Fourth Proportional to 64,233.20, 96,335.40 and 42,201.20

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Solution

The fourth proportional to 64,233.20, 96,335.40 and 42,201.20 is: 63,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,233.20 : 96,335.40 = 42,201.20 : x
  2. Step 2: Convert to fraction form
    64,233.20/96,335.40 = 42,201.20/x
  3. Step 3: Cross multiply
    64,233.20x = 96,335.40 × 42,201.20
  4. Step 4: Simplify right side
    64,233.20x = 4,065,469,482.48
  5. Step 5: Solve for x
    x = 4,065,469,482.48/64,233.20
  6. Step 6: Final answer
    x = 63,292.34

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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.