Home / 282,117.92-423,204.14-82,433.74

Finding the Fourth Proportional to 282,117.92, 423,204.14 and 82,433.74

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Solution

The fourth proportional to 282,117.92, 423,204.14 and 82,433.74 is: 123,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,117.92 : 423,204.14 = 82,433.74 : x
  2. Step 2: Convert to fraction form
    282,117.92/423,204.14 = 82,433.74/x
  3. Step 3: Cross multiply
    282,117.92x = 423,204.14 × 82,433.74
  4. Step 4: Simplify right side
    282,117.92x = 34,886,300,043.68
  5. Step 5: Solve for x
    x = 34,886,300,043.68/282,117.92
  6. Step 6: Final answer
    x = 123,658.58

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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.