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Finding the Fourth Proportional to 110,546.95, 152,553.49 and 65,225.02

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Solution

The fourth proportional to 110,546.95, 152,553.49 and 65,225.02 is: 90,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,546.95 : 152,553.49 = 65,225.02 : x
  2. Step 2: Convert to fraction form
    110,546.95/152,553.49 = 65,225.02/x
  3. Step 3: Cross multiply
    110,546.95x = 152,553.49 × 65,225.02
  4. Step 4: Simplify right side
    110,546.95x = 9,950,304,436.32
  5. Step 5: Solve for x
    x = 9,950,304,436.32/110,546.95
  6. Step 6: Final answer
    x = 90,009.76

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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.