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Finding the Fourth Proportional to 69,472.72, 95,837.40 and 45,596.08

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Solution

The fourth proportional to 69,472.72, 95,837.40 and 45,596.08 is: 62,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,472.72 : 95,837.40 = 45,596.08 : x
  2. Step 2: Convert to fraction form
    69,472.72/95,837.40 = 45,596.08/x
  3. Step 3: Cross multiply
    69,472.72x = 95,837.40 × 45,596.08
  4. Step 4: Simplify right side
    69,472.72x = 4,369,809,757.39
  5. Step 5: Solve for x
    x = 4,369,809,757.39/69,472.72
  6. Step 6: Final answer
    x = 62,899.65

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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.