Home / 122,026.46-168,395.23-68,311.91

Finding the Fourth Proportional to 122,026.46, 168,395.23 and 68,311.91

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Solution

The fourth proportional to 122,026.46, 168,395.23 and 68,311.91 is: 94,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,026.46 : 168,395.23 = 68,311.91 : x
  2. Step 2: Convert to fraction form
    122,026.46/168,395.23 = 68,311.91/x
  3. Step 3: Cross multiply
    122,026.46x = 168,395.23 × 68,311.91
  4. Step 4: Simplify right side
    122,026.46x = 11,503,400,046.40
  5. Step 5: Solve for x
    x = 11,503,400,046.40/122,026.46
  6. Step 6: Final answer
    x = 94,269.72

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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.