Home / 88,192.78-132,297.92-28,206.18

Finding the Fourth Proportional to 88,192.78, 132,297.92 and 28,206.18

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Solution

The fourth proportional to 88,192.78, 132,297.92 and 28,206.18 is: 42,312.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,192.78 : 132,297.92 = 28,206.18 : x
  2. Step 2: Convert to fraction form
    88,192.78/132,297.92 = 28,206.18/x
  3. Step 3: Cross multiply
    88,192.78x = 132,297.92 × 28,206.18
  4. Step 4: Simplify right side
    88,192.78x = 3,731,619,015.66
  5. Step 5: Solve for x
    x = 3,731,619,015.66/88,192.78
  6. Step 6: Final answer
    x = 42,312.07

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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.