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Finding the Fourth Proportional to 323,047.22, 484,792.56 and 112,685.18

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Solution

The fourth proportional to 323,047.22, 484,792.56 and 112,685.18 is: 169,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,047.22 : 484,792.56 = 112,685.18 : x
  2. Step 2: Convert to fraction form
    323,047.22/484,792.56 = 112,685.18/x
  3. Step 3: Cross multiply
    323,047.22x = 484,792.56 × 112,685.18
  4. Step 4: Simplify right side
    323,047.22x = 54,628,934,462.30
  5. Step 5: Solve for x
    x = 54,628,934,462.30/323,047.22
  6. Step 6: Final answer
    x = 169,105.11

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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.