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Finding the Fourth Proportional to 182,658.81, 252,058.30 and 100,982.17

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Solution

The fourth proportional to 182,658.81, 252,058.30 and 100,982.17 is: 139,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,658.81 : 252,058.30 = 100,982.17 : x
  2. Step 2: Convert to fraction form
    182,658.81/252,058.30 = 100,982.17/x
  3. Step 3: Cross multiply
    182,658.81x = 252,058.30 × 100,982.17
  4. Step 4: Simplify right side
    182,658.81x = 25,453,394,100.51
  5. Step 5: Solve for x
    x = 25,453,394,100.51/182,658.81
  6. Step 6: Final answer
    x = 139,349.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.