Home / 69,331.89-95,672.57-39,124.56

Finding the Fourth Proportional to 69,331.89, 95,672.57 and 39,124.56

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Solution

The fourth proportional to 69,331.89, 95,672.57 and 39,124.56 is: 53,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,331.89 : 95,672.57 = 39,124.56 : x
  2. Step 2: Convert to fraction form
    69,331.89/95,672.57 = 39,124.56/x
  3. Step 3: Cross multiply
    69,331.89x = 95,672.57 × 39,124.56
  4. Step 4: Simplify right side
    69,331.89x = 3,743,147,009.70
  5. Step 5: Solve for x
    x = 3,743,147,009.70/69,331.89
  6. Step 6: Final answer
    x = 53,988.82

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1.5x scale

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.