Home / 282,024.92-423,148.16-124,142.68

Finding the Fourth Proportional to 282,024.92, 423,148.16 and 124,142.68

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Solution

The fourth proportional to 282,024.92, 423,148.16 and 124,142.68 is: 186,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,024.92 : 423,148.16 = 124,142.68 : x
  2. Step 2: Convert to fraction form
    282,024.92/423,148.16 = 124,142.68/x
  3. Step 3: Cross multiply
    282,024.92x = 423,148.16 × 124,142.68
  4. Step 4: Simplify right side
    282,024.92x = 52,530,746,619.47
  5. Step 5: Solve for x
    x = 52,530,746,619.47/282,024.92
  6. Step 6: Final answer
    x = 186,262.78

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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.