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Finding the Fourth Proportional to 178,883.51, 268,308.86 and 60,541.29

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Solution

The fourth proportional to 178,883.51, 268,308.86 and 60,541.29 is: 90,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,883.51 : 268,308.86 = 60,541.29 : x
  2. Step 2: Convert to fraction form
    178,883.51/268,308.86 = 60,541.29/x
  3. Step 3: Cross multiply
    178,883.51x = 268,308.86 × 60,541.29
  4. Step 4: Simplify right side
    178,883.51x = 16,243,764,200.12
  5. Step 5: Solve for x
    x = 16,243,764,200.12/178,883.51
  6. Step 6: Final answer
    x = 90,806.38

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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.