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Finding the Fourth Proportional to 222,510.20, 333,732.90 and 64,722.20

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Solution

The fourth proportional to 222,510.20, 333,732.90 and 64,722.20 is: 97,073.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,510.20 : 333,732.90 = 64,722.20 : x
  2. Step 2: Convert to fraction form
    222,510.20/333,732.90 = 64,722.20/x
  3. Step 3: Cross multiply
    222,510.20x = 333,732.90 × 64,722.20
  4. Step 4: Simplify right side
    222,510.20x = 21,599,927,500.38
  5. Step 5: Solve for x
    x = 21,599,927,500.38/222,510.20
  6. Step 6: Final answer
    x = 97,073.88

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1.5x scale

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.