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Finding the Fourth Proportional to 62,101.68, 93,161.82 and 28,825.16

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Solution

The fourth proportional to 62,101.68, 93,161.82 and 28,825.16 is: 43,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,101.68 : 93,161.82 = 28,825.16 : x
  2. Step 2: Convert to fraction form
    62,101.68/93,161.82 = 28,825.16/x
  3. Step 3: Cross multiply
    62,101.68x = 93,161.82 × 28,825.16
  4. Step 4: Simplify right side
    62,101.68x = 2,685,404,367.39
  5. Step 5: Solve for x
    x = 2,685,404,367.39/62,101.68
  6. Step 6: Final answer
    x = 43,242.06

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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.