Home / 69,939.60-96,517.08-41,646.48

Finding the Fourth Proportional to 69,939.60, 96,517.08 and 41,646.48

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Solution

The fourth proportional to 69,939.60, 96,517.08 and 41,646.48 is: 57,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,939.60 : 96,517.08 = 41,646.48 : x
  2. Step 2: Convert to fraction form
    69,939.60/96,517.08 = 41,646.48/x
  3. Step 3: Cross multiply
    69,939.60x = 96,517.08 × 41,646.48
  4. Step 4: Simplify right side
    69,939.60x = 4,019,596,641.88
  5. Step 5: Solve for x
    x = 4,019,596,641.88/69,939.60
  6. Step 6: Final answer
    x = 57,472.40

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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.