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Finding the Fourth Proportional to 119,160.24, 178,743.60 and 36,054.24

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Solution

The fourth proportional to 119,160.24, 178,743.60 and 36,054.24 is: 54,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,160.24 : 178,743.60 = 36,054.24 : x
  2. Step 2: Convert to fraction form
    119,160.24/178,743.60 = 36,054.24/x
  3. Step 3: Cross multiply
    119,160.24x = 178,743.60 × 36,054.24
  4. Step 4: Simplify right side
    119,160.24x = 6,444,464,652.86
  5. Step 5: Solve for x
    x = 6,444,464,652.86/119,160.24
  6. Step 6: Final answer
    x = 54,082.34

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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.