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Finding the Fourth Proportional to 182,442.90, 251,768.88 and 101,871.84

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Solution

The fourth proportional to 182,442.90, 251,768.88 and 101,871.84 is: 140,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,442.90 : 251,768.88 = 101,871.84 : x
  2. Step 2: Convert to fraction form
    182,442.90/251,768.88 = 101,871.84/x
  3. Step 3: Cross multiply
    182,442.90x = 251,768.88 × 101,871.84
  4. Step 4: Simplify right side
    182,442.90x = 25,648,159,060.34
  5. Step 5: Solve for x
    x = 25,648,159,060.34/182,442.90
  6. Step 6: Final answer
    x = 140,581.84

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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.