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Finding the Fourth Proportional to 45,073.68, 62,181 and 29,163.32

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Solution

The fourth proportional to 45,073.68, 62,181 and 29,163.32 is: 40,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,073.68 : 62,181 = 29,163.32 : x
  2. Step 2: Convert to fraction form
    45,073.68/62,181 = 29,163.32/x
  3. Step 3: Cross multiply
    45,073.68x = 62,181 × 29,163.32
  4. Step 4: Simplify right side
    45,073.68x = 1,813,404,400.92
  5. Step 5: Solve for x
    x = 1,813,404,400.92/45,073.68
  6. Step 6: Final answer
    x = 40,232.00

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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.