Home / 282,244.06-423,378.87-82,581.58

Finding the Fourth Proportional to 282,244.06, 423,378.87 and 82,581.58

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Solution

The fourth proportional to 282,244.06, 423,378.87 and 82,581.58 is: 123,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,244.06 : 423,378.87 = 82,581.58 : x
  2. Step 2: Convert to fraction form
    282,244.06/423,378.87 = 82,581.58/x
  3. Step 3: Cross multiply
    282,244.06x = 423,378.87 × 82,581.58
  4. Step 4: Simplify right side
    282,244.06x = 34,963,296,023.21
  5. Step 5: Solve for x
    x = 34,963,296,023.21/282,244.06
  6. Step 6: Final answer
    x = 123,876.11

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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.