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Finding the Fourth Proportional to 222,315.52, 333,341.44 and 89,258.88

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Solution

The fourth proportional to 222,315.52, 333,341.44 and 89,258.88 is: 133,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,315.52 : 333,341.44 = 89,258.88 : x
  2. Step 2: Convert to fraction form
    222,315.52/333,341.44 = 89,258.88/x
  3. Step 3: Cross multiply
    222,315.52x = 333,341.44 × 89,258.88
  4. Step 4: Simplify right side
    222,315.52x = 29,753,683,591.99
  5. Step 5: Solve for x
    x = 29,753,683,591.99/222,315.52
  6. Step 6: Final answer
    x = 133,835.39

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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.