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Finding the Fourth Proportional to 64,291.76, 88,721.76 and 35,997.44

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Solution

The fourth proportional to 64,291.76, 88,721.76 and 35,997.44 is: 49,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,291.76 : 88,721.76 = 35,997.44 : x
  2. Step 2: Convert to fraction form
    64,291.76/88,721.76 = 35,997.44/x
  3. Step 3: Cross multiply
    64,291.76x = 88,721.76 × 35,997.44
  4. Step 4: Simplify right side
    64,291.76x = 3,193,756,232.29
  5. Step 5: Solve for x
    x = 3,193,756,232.29/64,291.76
  6. Step 6: Final answer
    x = 49,675.98

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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.