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Finding the Fourth Proportional to 216,792.15, 299,165.52 and 119,996.19

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Solution

The fourth proportional to 216,792.15, 299,165.52 and 119,996.19 is: 165,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,792.15 : 299,165.52 = 119,996.19 : x
  2. Step 2: Convert to fraction form
    216,792.15/299,165.52 = 119,996.19/x
  3. Step 3: Cross multiply
    216,792.15x = 299,165.52 × 119,996.19
  4. Step 4: Simplify right side
    216,792.15x = 35,898,722,579.37
  5. Step 5: Solve for x
    x = 35,898,722,579.37/216,792.15
  6. Step 6: Final answer
    x = 165,590.51

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Double scale
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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.