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Finding the Fourth Proportional to 64,335.62, 96,484.94 and 22,204.76

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Solution

The fourth proportional to 64,335.62, 96,484.94 and 22,204.76 is: 33,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335.62 : 96,484.94 = 22,204.76 : x
  2. Step 2: Convert to fraction form
    64,335.62/96,484.94 = 22,204.76/x
  3. Step 3: Cross multiply
    64,335.62x = 96,484.94 × 22,204.76
  4. Step 4: Simplify right side
    64,335.62x = 2,142,424,936.31
  5. Step 5: Solve for x
    x = 2,142,424,936.31/64,335.62
  6. Step 6: Final answer
    x = 33,300.76

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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.