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Finding the Fourth Proportional to 64,381.82, 88,845.96 and 35,701.52

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Solution

The fourth proportional to 64,381.82, 88,845.96 and 35,701.52 is: 49,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,381.82 : 88,845.96 = 35,701.52 : x
  2. Step 2: Convert to fraction form
    64,381.82/88,845.96 = 35,701.52/x
  3. Step 3: Cross multiply
    64,381.82x = 88,845.96 × 35,701.52
  4. Step 4: Simplify right side
    64,381.82x = 3,171,935,817.86
  5. Step 5: Solve for x
    x = 3,171,935,817.86/64,381.82
  6. Step 6: Final answer
    x = 49,267.57

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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.