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Finding the Fourth Proportional to 64,382.87, 88,848.05 and 36,088.56

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Solution

The fourth proportional to 64,382.87, 88,848.05 and 36,088.56 is: 49,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.87 : 88,848.05 = 36,088.56 : x
  2. Step 2: Convert to fraction form
    64,382.87/88,848.05 = 36,088.56/x
  3. Step 3: Cross multiply
    64,382.87x = 88,848.05 × 36,088.56
  4. Step 4: Simplify right side
    64,382.87x = 3,206,398,002.87
  5. Step 5: Solve for x
    x = 3,206,398,002.87/64,382.87
  6. Step 6: Final answer
    x = 49,802.03

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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.