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Finding the Fourth Proportional to 64,042.95, 88,377.44 and 35,748.03

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Solution

The fourth proportional to 64,042.95, 88,377.44 and 35,748.03 is: 49,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,042.95 : 88,377.44 = 35,748.03 : x
  2. Step 2: Convert to fraction form
    64,042.95/88,377.44 = 35,748.03/x
  3. Step 3: Cross multiply
    64,042.95x = 88,377.44 × 35,748.03
  4. Step 4: Simplify right side
    64,042.95x = 3,159,319,197.70
  5. Step 5: Solve for x
    x = 3,159,319,197.70/64,042.95
  6. Step 6: Final answer
    x = 49,331.26

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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.