Home / 117,081.91-175,655.67-47,010.43

Finding the Fourth Proportional to 117,081.91, 175,655.67 and 47,010.43

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Solution

The fourth proportional to 117,081.91, 175,655.67 and 47,010.43 is: 70,528.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,081.91 : 175,655.67 = 47,010.43 : x
  2. Step 2: Convert to fraction form
    117,081.91/175,655.67 = 47,010.43/x
  3. Step 3: Cross multiply
    117,081.91x = 175,655.67 × 47,010.43
  4. Step 4: Simplify right side
    117,081.91x = 8,257,648,578.64
  5. Step 5: Solve for x
    x = 8,257,648,578.64/117,081.91
  6. Step 6: Final answer
    x = 70,528.82

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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.