Home / 69,938.60-96,515.70-41,645.48

Finding the Fourth Proportional to 69,938.60, 96,515.70 and 41,645.48

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Solution

The fourth proportional to 69,938.60, 96,515.70 and 41,645.48 is: 57,471.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,938.60 : 96,515.70 = 41,645.48 : x
  2. Step 2: Convert to fraction form
    69,938.60/96,515.70 = 41,645.48/x
  3. Step 3: Cross multiply
    69,938.60x = 96,515.70 × 41,645.48
  4. Step 4: Simplify right side
    69,938.60x = 4,019,442,654.04
  5. Step 5: Solve for x
    x = 4,019,442,654.04/69,938.60
  6. Step 6: Final answer
    x = 57,471.02

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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.