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Finding the Fourth Proportional to 192,246, 265,281.24 and 111,671.32

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Solution

The fourth proportional to 192,246, 265,281.24 and 111,671.32 is: 154,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,246 : 265,281.24 = 111,671.32 : x
  2. Step 2: Convert to fraction form
    192,246/265,281.24 = 111,671.32/x
  3. Step 3: Cross multiply
    192,246x = 265,281.24 × 111,671.32
  4. Step 4: Simplify right side
    192,246x = 29,624,306,242.04
  5. Step 5: Solve for x
    x = 29,624,306,242.04/192,246
  6. Step 6: Final answer
    x = 154,095.83

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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.