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Finding the Fourth Proportional to 45,449.61, 68,151.61 and 26,480.39

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Solution

The fourth proportional to 45,449.61, 68,151.61 and 26,480.39 is: 39,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,449.61 : 68,151.61 = 26,480.39 : x
  2. Step 2: Convert to fraction form
    45,449.61/68,151.61 = 26,480.39/x
  3. Step 3: Cross multiply
    45,449.61x = 68,151.61 × 26,480.39
  4. Step 4: Simplify right side
    45,449.61x = 1,804,681,060.54
  5. Step 5: Solve for x
    x = 1,804,681,060.54/45,449.61
  6. Step 6: Final answer
    x = 39,707.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.