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Finding the Fourth Proportional to 69,010, 95,306.08 and 47,555.52

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Solution

The fourth proportional to 69,010, 95,306.08 and 47,555.52 is: 65,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,010 : 95,306.08 = 47,555.52 : x
  2. Step 2: Convert to fraction form
    69,010/95,306.08 = 47,555.52/x
  3. Step 3: Cross multiply
    69,010x = 95,306.08 × 47,555.52
  4. Step 4: Simplify right side
    69,010x = 4,532,330,193.56
  5. Step 5: Solve for x
    x = 4,532,330,193.56/69,010
  6. Step 6: Final answer
    x = 65,676.43

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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.