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Finding the Fourth Proportional to 119,166.44, 178,477.42 and 56,880.68

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Solution

The fourth proportional to 119,166.44, 178,477.42 and 56,880.68 is: 85,191.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,166.44 : 178,477.42 = 56,880.68 : x
  2. Step 2: Convert to fraction form
    119,166.44/178,477.42 = 56,880.68/x
  3. Step 3: Cross multiply
    119,166.44x = 178,477.42 × 56,880.68
  4. Step 4: Simplify right side
    119,166.44x = 10,151,917,014.25
  5. Step 5: Solve for x
    x = 10,151,917,014.25/119,166.44
  6. Step 6: Final answer
    x = 85,191.07

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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.