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Finding the Fourth Proportional to 178,206.78, 267,334.74 and 59,887.29

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Solution

The fourth proportional to 178,206.78, 267,334.74 and 59,887.29 is: 89,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,206.78 : 267,334.74 = 59,887.29 : x
  2. Step 2: Convert to fraction form
    178,206.78/267,334.74 = 59,887.29/x
  3. Step 3: Cross multiply
    178,206.78x = 267,334.74 × 59,887.29
  4. Step 4: Simplify right side
    178,206.78x = 16,009,953,101.45
  5. Step 5: Solve for x
    x = 16,009,953,101.45/178,206.78
  6. Step 6: Final answer
    x = 89,839.19

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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.