Home / 104,945.73-157,465.06-55,013.96

Finding the Fourth Proportional to 104,945.73, 157,465.06 and 55,013.96

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Solution

The fourth proportional to 104,945.73, 157,465.06 and 55,013.96 is: 82,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.73 : 157,465.06 = 55,013.96 : x
  2. Step 2: Convert to fraction form
    104,945.73/157,465.06 = 55,013.96/x
  3. Step 3: Cross multiply
    104,945.73x = 157,465.06 × 55,013.96
  4. Step 4: Simplify right side
    104,945.73x = 8,662,775,587.38
  5. Step 5: Solve for x
    x = 8,662,775,587.38/104,945.73
  6. Step 6: Final answer
    x = 82,545.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.