Home / 224,498.81-309,811.22-132,621.12

Finding the Fourth Proportional to 224,498.81, 309,811.22 and 132,621.12

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Solution

The fourth proportional to 224,498.81, 309,811.22 and 132,621.12 is: 183,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,498.81 : 309,811.22 = 132,621.12 : x
  2. Step 2: Convert to fraction form
    224,498.81/309,811.22 = 132,621.12/x
  3. Step 3: Cross multiply
    224,498.81x = 309,811.22 × 132,621.12
  4. Step 4: Simplify right side
    224,498.81x = 41,087,510,984.97
  5. Step 5: Solve for x
    x = 41,087,510,984.97/224,498.81
  6. Step 6: Final answer
    x = 183,018.84

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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.