Home / 64,471.12-96,745.02-34,888.36

Finding the Fourth Proportional to 64,471.12, 96,745.02 and 34,888.36

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Solution

The fourth proportional to 64,471.12, 96,745.02 and 34,888.36 is: 52,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,471.12 : 96,745.02 = 34,888.36 : x
  2. Step 2: Convert to fraction form
    64,471.12/96,745.02 = 34,888.36/x
  3. Step 3: Cross multiply
    64,471.12x = 96,745.02 × 34,888.36
  4. Step 4: Simplify right side
    64,471.12x = 3,375,275,085.97
  5. Step 5: Solve for x
    x = 3,375,275,085.97/64,471.12
  6. Step 6: Final answer
    x = 52,353.29

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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.