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Finding the Fourth Proportional to 116,747.87, 175,014.11 and 45,718.88

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Solution

The fourth proportional to 116,747.87, 175,014.11 and 45,718.88 is: 68,536.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,747.87 : 175,014.11 = 45,718.88 : x
  2. Step 2: Convert to fraction form
    116,747.87/175,014.11 = 45,718.88/x
  3. Step 3: Cross multiply
    116,747.87x = 175,014.11 × 45,718.88
  4. Step 4: Simplify right side
    116,747.87x = 8,001,449,093.40
  5. Step 5: Solve for x
    x = 8,001,449,093.40/116,747.87
  6. Step 6: Final answer
    x = 68,536.15

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1.5x scale

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.