Home / 247,945.96-371,801.82-90,064.36

Finding the Fourth Proportional to 247,945.96, 371,801.82 and 90,064.36

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Solution

The fourth proportional to 247,945.96, 371,801.82 and 90,064.36 is: 135,054.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,945.96 : 371,801.82 = 90,064.36 : x
  2. Step 2: Convert to fraction form
    247,945.96/371,801.82 = 90,064.36/x
  3. Step 3: Cross multiply
    247,945.96x = 371,801.82 × 90,064.36
  4. Step 4: Simplify right side
    247,945.96x = 33,486,092,965.14
  5. Step 5: Solve for x
    x = 33,486,092,965.14/247,945.96
  6. Step 6: Final answer
    x = 135,054.00

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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.