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Finding the Fourth Proportional to 184,169.72, 254,082.22 and 103,578.76

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Solution

The fourth proportional to 184,169.72, 254,082.22 and 103,578.76 is: 142,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,169.72 : 254,082.22 = 103,578.76 : x
  2. Step 2: Convert to fraction form
    184,169.72/254,082.22 = 103,578.76/x
  3. Step 3: Cross multiply
    184,169.72x = 254,082.22 × 103,578.76
  4. Step 4: Simplify right side
    184,169.72x = 26,317,521,285.65
  5. Step 5: Solve for x
    x = 26,317,521,285.65/184,169.72
  6. Step 6: Final answer
    x = 142,898.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.