Home / 282,584.84-423,860.09-100,224.68

Finding the Fourth Proportional to 282,584.84, 423,860.09 and 100,224.68

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Solution

The fourth proportional to 282,584.84, 423,860.09 and 100,224.68 is: 150,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,584.84 : 423,860.09 = 100,224.68 : x
  2. Step 2: Convert to fraction form
    282,584.84/423,860.09 = 100,224.68/x
  3. Step 3: Cross multiply
    282,584.84x = 423,860.09 × 100,224.68
  4. Step 4: Simplify right side
    282,584.84x = 42,481,239,828.36
  5. Step 5: Solve for x
    x = 42,481,239,828.36/282,584.84
  6. Step 6: Final answer
    x = 150,330.93

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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.