Home / 122,017.25-168,375.58-67,565.50

Finding the Fourth Proportional to 122,017.25, 168,375.58 and 67,565.50

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Solution

The fourth proportional to 122,017.25, 168,375.58 and 67,565.50 is: 93,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,017.25 : 168,375.58 = 67,565.50 : x
  2. Step 2: Convert to fraction form
    122,017.25/168,375.58 = 67,565.50/x
  3. Step 3: Cross multiply
    122,017.25x = 168,375.58 × 67,565.50
  4. Step 4: Simplify right side
    122,017.25x = 11,376,380,250.49
  5. Step 5: Solve for x
    x = 11,376,380,250.49/122,017.25
  6. Step 6: Final answer
    x = 93,235.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.