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Finding the Fourth Proportional to 222,652.58, 333,946.46 and 64,838.66

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Solution

The fourth proportional to 222,652.58, 333,946.46 and 64,838.66 is: 97,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,652.58 : 333,946.46 = 64,838.66 : x
  2. Step 2: Convert to fraction form
    222,652.58/333,946.46 = 64,838.66/x
  3. Step 3: Cross multiply
    222,652.58x = 333,946.46 × 64,838.66
  4. Step 4: Simplify right side
    222,652.58x = 21,652,640,978.14
  5. Step 5: Solve for x
    x = 21,652,640,978.14/222,652.58
  6. Step 6: Final answer
    x = 97,248.55

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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.