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Finding the Fourth Proportional to 178,952.59, 268,231.98 and 73,714.15

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Solution

The fourth proportional to 178,952.59, 268,231.98 and 73,714.15 is: 110,490.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,952.59 : 268,231.98 = 73,714.15 : x
  2. Step 2: Convert to fraction form
    178,952.59/268,231.98 = 73,714.15/x
  3. Step 3: Cross multiply
    178,952.59x = 268,231.98 × 73,714.15
  4. Step 4: Simplify right side
    178,952.59x = 19,772,492,408.52
  5. Step 5: Solve for x
    x = 19,772,492,408.52/178,952.59
  6. Step 6: Final answer
    x = 110,490.12

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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.