Home / 179,667.72-247,943.25-99,098.22

Finding the Fourth Proportional to 179,667.72, 247,943.25 and 99,098.22

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Solution

The fourth proportional to 179,667.72, 247,943.25 and 99,098.22 is: 136,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,667.72 : 247,943.25 = 99,098.22 : x
  2. Step 2: Convert to fraction form
    179,667.72/247,943.25 = 99,098.22/x
  3. Step 3: Cross multiply
    179,667.72x = 247,943.25 × 99,098.22
  4. Step 4: Simplify right side
    179,667.72x = 24,570,734,736.02
  5. Step 5: Solve for x
    x = 24,570,734,736.02/179,667.72
  6. Step 6: Final answer
    x = 136,756.53

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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.