Home / 106,142.15-146,497.09-60,850.54

Finding the Fourth Proportional to 106,142.15, 146,497.09 and 60,850.54

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Solution

The fourth proportional to 106,142.15, 146,497.09 and 60,850.54 is: 83,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,142.15 : 146,497.09 = 60,850.54 : x
  2. Step 2: Convert to fraction form
    106,142.15/146,497.09 = 60,850.54/x
  3. Step 3: Cross multiply
    106,142.15x = 146,497.09 × 60,850.54
  4. Step 4: Simplify right side
    106,142.15x = 8,914,427,034.93
  5. Step 5: Solve for x
    x = 8,914,427,034.93/106,142.15
  6. Step 6: Final answer
    x = 83,985.74

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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.