Home / 112,942.53-169,465.52-48,920.25

Finding the Fourth Proportional to 112,942.53, 169,465.52 and 48,920.25

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Solution

The fourth proportional to 112,942.53, 169,465.52 and 48,920.25 is: 73,402.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,942.53 : 169,465.52 = 48,920.25 : x
  2. Step 2: Convert to fraction form
    112,942.53/169,465.52 = 48,920.25/x
  3. Step 3: Cross multiply
    112,942.53x = 169,465.52 × 48,920.25
  4. Step 4: Simplify right side
    112,942.53x = 8,290,295,604.78
  5. Step 5: Solve for x
    x = 8,290,295,604.78/112,942.53
  6. Step 6: Final answer
    x = 73,402.78

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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.