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Finding the Fourth Proportional to 119,083.92, 178,629.96 and 59,887.32

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Solution

The fourth proportional to 119,083.92, 178,629.96 and 59,887.32 is: 89,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,083.92 : 178,629.96 = 59,887.32 : x
  2. Step 2: Convert to fraction form
    119,083.92/178,629.96 = 59,887.32/x
  3. Step 3: Cross multiply
    119,083.92x = 178,629.96 × 59,887.32
  4. Step 4: Simplify right side
    119,083.92x = 10,697,669,576.11
  5. Step 5: Solve for x
    x = 10,697,669,576.11/119,083.92
  6. Step 6: Final answer
    x = 89,833.03

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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.