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Finding the Fourth Proportional to 101,874.59, 152,791.66 and 51,260.12

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Solution

The fourth proportional to 101,874.59, 152,791.66 and 51,260.12 is: 76,880.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,874.59 : 152,791.66 = 51,260.12 : x
  2. Step 2: Convert to fraction form
    101,874.59/152,791.66 = 51,260.12/x
  3. Step 3: Cross multiply
    101,874.59x = 152,791.66 × 51,260.12
  4. Step 4: Simplify right side
    101,874.59x = 7,832,117,934.49
  5. Step 5: Solve for x
    x = 7,832,117,934.49/101,874.59
  6. Step 6: Final answer
    x = 76,880.00

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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.