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Finding the Fourth Proportional to 178,339.29, 267,509.96 and 45,219.84

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Solution

The fourth proportional to 178,339.29, 267,509.96 and 45,219.84 is: 67,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,339.29 : 267,509.96 = 45,219.84 : x
  2. Step 2: Convert to fraction form
    178,339.29/267,509.96 = 45,219.84/x
  3. Step 3: Cross multiply
    178,339.29x = 267,509.96 × 45,219.84
  4. Step 4: Simplify right side
    178,339.29x = 12,096,757,363.51
  5. Step 5: Solve for x
    x = 12,096,757,363.51/178,339.29
  6. Step 6: Final answer
    x = 67,830.02

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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.