Home / 122,393.05-168,901.94-68,677.93

Finding the Fourth Proportional to 122,393.05, 168,901.94 and 68,677.93

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Solution

The fourth proportional to 122,393.05, 168,901.94 and 68,677.93 is: 94,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,393.05 : 168,901.94 = 68,677.93 : x
  2. Step 2: Convert to fraction form
    122,393.05/168,901.94 = 68,677.93/x
  3. Step 3: Cross multiply
    122,393.05x = 168,901.94 × 68,677.93
  4. Step 4: Simplify right side
    122,393.05x = 11,599,835,995.01
  5. Step 5: Solve for x
    x = 11,599,835,995.01/122,393.05
  6. Step 6: Final answer
    x = 94,775.29

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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.