Home / 112,414.76-168,640.44-52,503.14

Finding the Fourth Proportional to 112,414.76, 168,640.44 and 52,503.14

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Solution

The fourth proportional to 112,414.76, 168,640.44 and 52,503.14 is: 78,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,414.76 : 168,640.44 = 52,503.14 : x
  2. Step 2: Convert to fraction form
    112,414.76/168,640.44 = 52,503.14/x
  3. Step 3: Cross multiply
    112,414.76x = 168,640.44 × 52,503.14
  4. Step 4: Simplify right side
    112,414.76x = 8,854,152,630.98
  5. Step 5: Solve for x
    x = 8,854,152,630.98/112,414.76
  6. Step 6: Final answer
    x = 78,763.26

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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.