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Finding the Fourth Proportional to 222,725.25, 333,929.16 and 104,332.01

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Solution

The fourth proportional to 222,725.25, 333,929.16 and 104,332.01 is: 156,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,725.25 : 333,929.16 = 104,332.01 : x
  2. Step 2: Convert to fraction form
    222,725.25/333,929.16 = 104,332.01/x
  3. Step 3: Cross multiply
    222,725.25x = 333,929.16 × 104,332.01
  4. Step 4: Simplify right side
    222,725.25x = 34,839,498,790.77
  5. Step 5: Solve for x
    x = 34,839,498,790.77/222,725.25
  6. Step 6: Final answer
    x = 156,423.66

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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.