Home / 283,108.12-424,648.26-105,601.48

Finding the Fourth Proportional to 283,108.12, 424,648.26 and 105,601.48

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Solution

The fourth proportional to 283,108.12, 424,648.26 and 105,601.48 is: 158,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,108.12 : 424,648.26 = 105,601.48 : x
  2. Step 2: Convert to fraction form
    283,108.12/424,648.26 = 105,601.48/x
  3. Step 3: Cross multiply
    283,108.12x = 424,648.26 × 105,601.48
  4. Step 4: Simplify right side
    283,108.12x = 44,843,484,735.42
  5. Step 5: Solve for x
    x = 44,843,484,735.42/283,108.12
  6. Step 6: Final answer
    x = 158,397.03

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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.