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Finding the Fourth Proportional to 178,910.84, 268,262.58 and 73,610.84

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Solution

The fourth proportional to 178,910.84, 268,262.58 and 73,610.84 is: 110,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,910.84 : 268,262.58 = 73,610.84 : x
  2. Step 2: Convert to fraction form
    178,910.84/268,262.58 = 73,610.84/x
  3. Step 3: Cross multiply
    178,910.84x = 268,262.58 × 73,610.84
  4. Step 4: Simplify right side
    178,910.84x = 19,747,033,854.37
  5. Step 5: Solve for x
    x = 19,747,033,854.37/178,910.84
  6. Step 6: Final answer
    x = 110,373.60

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1.5x scale

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.