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Finding the Fourth Proportional to 83,352.95, 124,991.61 and 35,945.62

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Solution

The fourth proportional to 83,352.95, 124,991.61 and 35,945.62 is: 53,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,352.95 : 124,991.61 = 35,945.62 : x
  2. Step 2: Convert to fraction form
    83,352.95/124,991.61 = 35,945.62/x
  3. Step 3: Cross multiply
    83,352.95x = 124,991.61 × 35,945.62
  4. Step 4: Simplify right side
    83,352.95x = 4,492,901,172.05
  5. Step 5: Solve for x
    x = 4,492,901,172.05/83,352.95
  6. Step 6: Final answer
    x = 53,902.13

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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.