Home / 247,603.72-371,176.26-89,789.80

Finding the Fourth Proportional to 247,603.72, 371,176.26 and 89,789.80

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Solution

The fourth proportional to 247,603.72, 371,176.26 and 89,789.80 is: 134,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,603.72 : 371,176.26 = 89,789.80 : x
  2. Step 2: Convert to fraction form
    247,603.72/371,176.26 = 89,789.80/x
  3. Step 3: Cross multiply
    247,603.72x = 371,176.26 × 89,789.80
  4. Step 4: Simplify right side
    247,603.72x = 33,327,842,150.15
  5. Step 5: Solve for x
    x = 33,327,842,150.15/247,603.72
  6. Step 6: Final answer
    x = 134,601.54

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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.