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Finding the Fourth Proportional to 45,502.47, 68,253.03 and 27,738.36

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Solution

The fourth proportional to 45,502.47, 68,253.03 and 27,738.36 is: 41,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.47 : 68,253.03 = 27,738.36 : x
  2. Step 2: Convert to fraction form
    45,502.47/68,253.03 = 27,738.36/x
  3. Step 3: Cross multiply
    45,502.47x = 68,253.03 × 27,738.36
  4. Step 4: Simplify right side
    45,502.47x = 1,893,227,117.23
  5. Step 5: Solve for x
    x = 1,893,227,117.23/45,502.47
  6. Step 6: Final answer
    x = 41,607.13

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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.