Home / 283,124.24-424,390.20-105,554

Finding the Fourth Proportional to 283,124.24, 424,390.20 and 105,554

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Solution

The fourth proportional to 283,124.24, 424,390.20 and 105,554 is: 158,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,124.24 : 424,390.20 = 105,554 : x
  2. Step 2: Convert to fraction form
    283,124.24/424,390.20 = 105,554/x
  3. Step 3: Cross multiply
    283,124.24x = 424,390.20 × 105,554
  4. Step 4: Simplify right side
    283,124.24x = 44,796,083,170.80
  5. Step 5: Solve for x
    x = 44,796,083,170.80/283,124.24
  6. Step 6: Final answer
    x = 158,220.59

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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.