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Finding the Fourth Proportional to 115,773.84, 173,660.88 and 36,888

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Solution

The fourth proportional to 115,773.84, 173,660.88 and 36,888 is: 55,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,773.84 : 173,660.88 = 36,888 : x
  2. Step 2: Convert to fraction form
    115,773.84/173,660.88 = 36,888/x
  3. Step 3: Cross multiply
    115,773.84x = 173,660.88 × 36,888
  4. Step 4: Simplify right side
    115,773.84x = 6,406,002,541.44
  5. Step 5: Solve for x
    x = 6,406,002,541.44/115,773.84
  6. Step 6: Final answer
    x = 55,332.04

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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.