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Finding the Fourth Proportional to 222,298.95, 333,203.76 and 109,812.63

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Solution

The fourth proportional to 222,298.95, 333,203.76 and 109,812.63 is: 164,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,298.95 : 333,203.76 = 109,812.63 : x
  2. Step 2: Convert to fraction form
    222,298.95/333,203.76 = 109,812.63/x
  3. Step 3: Cross multiply
    222,298.95x = 333,203.76 × 109,812.63
  4. Step 4: Simplify right side
    222,298.95x = 36,589,981,211.49
  5. Step 5: Solve for x
    x = 36,589,981,211.49/222,298.95
  6. Step 6: Final answer
    x = 164,598.08

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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.