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Finding the Fourth Proportional to 116,888.85, 175,222.31 and 37,947.87

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Solution

The fourth proportional to 116,888.85, 175,222.31 and 37,947.87 is: 56,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,888.85 : 175,222.31 = 37,947.87 : x
  2. Step 2: Convert to fraction form
    116,888.85/175,222.31 = 37,947.87/x
  3. Step 3: Cross multiply
    116,888.85x = 175,222.31 × 37,947.87
  4. Step 4: Simplify right side
    116,888.85x = 6,649,313,251.24
  5. Step 5: Solve for x
    x = 6,649,313,251.24/116,888.85
  6. Step 6: Final answer
    x = 56,885.78

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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.