Home / 102,044.34-153,105.42-92,149.38

Finding the Fourth Proportional to 102,044.34, 153,105.42 and 92,149.38

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Solution

The fourth proportional to 102,044.34, 153,105.42 and 92,149.38 is: 138,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,044.34 : 153,105.42 = 92,149.38 : x
  2. Step 2: Convert to fraction form
    102,044.34/153,105.42 = 92,149.38/x
  3. Step 3: Cross multiply
    102,044.34x = 153,105.42 × 92,149.38
  4. Step 4: Simplify right side
    102,044.34x = 14,108,569,527.64
  5. Step 5: Solve for x
    x = 14,108,569,527.64/102,044.34
  6. Step 6: Final answer
    x = 138,259.21

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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.