Home / 112,372.03-168,564.52-42,251.95

Finding the Fourth Proportional to 112,372.03, 168,564.52 and 42,251.95

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Solution

The fourth proportional to 112,372.03, 168,564.52 and 42,251.95 is: 63,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,372.03 : 168,564.52 = 42,251.95 : x
  2. Step 2: Convert to fraction form
    112,372.03/168,564.52 = 42,251.95/x
  3. Step 3: Cross multiply
    112,372.03x = 168,564.52 × 42,251.95
  4. Step 4: Simplify right side
    112,372.03x = 7,122,178,867.33
  5. Step 5: Solve for x
    x = 7,122,178,867.33/112,372.03
  6. Step 6: Final answer
    x = 63,380.35

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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.