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Finding the Fourth Proportional to 62,280.88, 93,425.87 and 17,908.02

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Solution

The fourth proportional to 62,280.88, 93,425.87 and 17,908.02 is: 26,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,280.88 : 93,425.87 = 17,908.02 : x
  2. Step 2: Convert to fraction form
    62,280.88/93,425.87 = 17,908.02/x
  3. Step 3: Cross multiply
    62,280.88x = 93,425.87 × 17,908.02
  4. Step 4: Simplify right side
    62,280.88x = 1,673,072,393.25
  5. Step 5: Solve for x
    x = 1,673,072,393.25/62,280.88
  6. Step 6: Final answer
    x = 26,863.34

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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.