Home / 384,134.12-576,222.78-103,673.24

Finding the Fourth Proportional to 384,134.12, 576,222.78 and 103,673.24

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Solution

The fourth proportional to 384,134.12, 576,222.78 and 103,673.24 is: 155,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,134.12 : 576,222.78 = 103,673.24 : x
  2. Step 2: Convert to fraction form
    384,134.12/576,222.78 = 103,673.24/x
  3. Step 3: Cross multiply
    384,134.12x = 576,222.78 × 103,673.24
  4. Step 4: Simplify right side
    384,134.12x = 59,738,882,564.41
  5. Step 5: Solve for x
    x = 59,738,882,564.41/384,134.12
  6. Step 6: Final answer
    x = 155,515.69

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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.