Home / 104,945.61-157,464.87-55,013.83

Finding the Fourth Proportional to 104,945.61, 157,464.87 and 55,013.83

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Solution

The fourth proportional to 104,945.61, 157,464.87 and 55,013.83 is: 82,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.61 : 157,464.87 = 55,013.83 : x
  2. Step 2: Convert to fraction form
    104,945.61/157,464.87 = 55,013.83/x
  3. Step 3: Cross multiply
    104,945.61x = 157,464.87 × 55,013.83
  4. Step 4: Simplify right side
    104,945.61x = 8,662,745,589.15
  5. Step 5: Solve for x
    x = 8,662,745,589.15/104,945.61
  6. Step 6: Final answer
    x = 82,545.10

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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.