Home / 179,282.43-247,577.72-112,331.07

Finding the Fourth Proportional to 179,282.43, 247,577.72 and 112,331.07

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Solution

The fourth proportional to 179,282.43, 247,577.72 and 112,331.07 is: 155,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,282.43 : 247,577.72 = 112,331.07 : x
  2. Step 2: Convert to fraction form
    179,282.43/247,577.72 = 112,331.07/x
  3. Step 3: Cross multiply
    179,282.43x = 247,577.72 × 112,331.07
  4. Step 4: Simplify right side
    179,282.43x = 27,810,669,634.11
  5. Step 5: Solve for x
    x = 27,810,669,634.11/179,282.43
  6. Step 6: Final answer
    x = 155,122.11

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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.