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Finding the Fourth Proportional to 222,372.10, 333,558.15 and 97,713.10

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Solution

The fourth proportional to 222,372.10, 333,558.15 and 97,713.10 is: 146,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,372.10 : 333,558.15 = 97,713.10 : x
  2. Step 2: Convert to fraction form
    222,372.10/333,558.15 = 97,713.10/x
  3. Step 3: Cross multiply
    222,372.10x = 333,558.15 × 97,713.10
  4. Step 4: Simplify right side
    222,372.10x = 32,593,000,866.77
  5. Step 5: Solve for x
    x = 32,593,000,866.77/222,372.10
  6. Step 6: Final answer
    x = 146,569.65

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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.