Home / 222,035.20-333,056-72,276.28

Finding the Fourth Proportional to 222,035.20, 333,056 and 72,276.28

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Solution

The fourth proportional to 222,035.20, 333,056 and 72,276.28 is: 108,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,035.20 : 333,056 = 72,276.28 : x
  2. Step 2: Convert to fraction form
    222,035.20/333,056 = 72,276.28/x
  3. Step 3: Cross multiply
    222,035.20x = 333,056 × 72,276.28
  4. Step 4: Simplify right side
    222,035.20x = 24,072,048,711.68
  5. Step 5: Solve for x
    x = 24,072,048,711.68/222,035.20
  6. Step 6: Final answer
    x = 108,415.46

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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.