Home / 189,599.49-284,451.89-82,964.34

Finding the Fourth Proportional to 189,599.49, 284,451.89 and 82,964.34

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Solution

The fourth proportional to 189,599.49, 284,451.89 and 82,964.34 is: 124,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,599.49 : 284,451.89 = 82,964.34 : x
  2. Step 2: Convert to fraction form
    189,599.49/284,451.89 = 82,964.34/x
  3. Step 3: Cross multiply
    189,599.49x = 284,451.89 × 82,964.34
  4. Step 4: Simplify right side
    189,599.49x = 23,599,363,315.60
  5. Step 5: Solve for x
    x = 23,599,363,315.60/189,599.49
  6. Step 6: Final answer
    x = 124,469.55

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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.