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Finding the Fourth Proportional to 64,384.84, 88,856.62 and 36,095.96

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Solution

The fourth proportional to 64,384.84, 88,856.62 and 36,095.96 is: 49,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,384.84 : 88,856.62 = 36,095.96 : x
  2. Step 2: Convert to fraction form
    64,384.84/88,856.62 = 36,095.96/x
  3. Step 3: Cross multiply
    64,384.84x = 88,856.62 × 36,095.96
  4. Step 4: Simplify right side
    64,384.84x = 3,207,365,001.26
  5. Step 5: Solve for x
    x = 3,207,365,001.26/64,384.84
  6. Step 6: Final answer
    x = 49,815.53

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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.