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Finding the Fourth Proportional to 234,792.96, 352,160.71 and 99,911.22

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Solution

The fourth proportional to 234,792.96, 352,160.71 and 99,911.22 is: 149,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,792.96 : 352,160.71 = 99,911.22 : x
  2. Step 2: Convert to fraction form
    234,792.96/352,160.71 = 99,911.22/x
  3. Step 3: Cross multiply
    234,792.96x = 352,160.71 × 99,911.22
  4. Step 4: Simplify right side
    234,792.96x = 35,184,804,283.92
  5. Step 5: Solve for x
    x = 35,184,804,283.92/234,792.96
  6. Step 6: Final answer
    x = 149,854.60

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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.