Home / 122,013.44-168,376.83-68,298.39

Finding the Fourth Proportional to 122,013.44, 168,376.83 and 68,298.39

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Solution

The fourth proportional to 122,013.44, 168,376.83 and 68,298.39 is: 94,250.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,013.44 : 168,376.83 = 68,298.39 : x
  2. Step 2: Convert to fraction form
    122,013.44/168,376.83 = 68,298.39/x
  3. Step 3: Cross multiply
    122,013.44x = 168,376.83 × 68,298.39
  4. Step 4: Simplify right side
    122,013.44x = 11,499,866,146.18
  5. Step 5: Solve for x
    x = 11,499,866,146.18/122,013.44
  6. Step 6: Final answer
    x = 94,250.82

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1.5x scale

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.