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Finding the Fourth Proportional to 45,502.54, 62,775 and 30,196.29

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Solution

The fourth proportional to 45,502.54, 62,775 and 30,196.29 is: 41,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.54 : 62,775 = 30,196.29 : x
  2. Step 2: Convert to fraction form
    45,502.54/62,775 = 30,196.29/x
  3. Step 3: Cross multiply
    45,502.54x = 62,775 × 30,196.29
  4. Step 4: Simplify right side
    45,502.54x = 1,895,572,340.16
  5. Step 5: Solve for x
    x = 1,895,572,340.16/45,502.54
  6. Step 6: Final answer
    x = 41,658.60

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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.