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Finding the Fourth Proportional to 63,982.78, 88,295.65 and 35,302.71

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Solution

The fourth proportional to 63,982.78, 88,295.65 and 35,302.71 is: 48,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,982.78 : 88,295.65 = 35,302.71 : x
  2. Step 2: Convert to fraction form
    63,982.78/88,295.65 = 35,302.71/x
  3. Step 3: Cross multiply
    63,982.78x = 88,295.65 × 35,302.71
  4. Step 4: Simplify right side
    63,982.78x = 3,117,075,284.73
  5. Step 5: Solve for x
    x = 3,117,075,284.73/63,982.78
  6. Step 6: Final answer
    x = 48,717.41

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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.