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Finding the Fourth Proportional to 222,130.20, 333,243.90 and 109,864.20

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Solution

The fourth proportional to 222,130.20, 333,243.90 and 109,864.20 is: 164,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,130.20 : 333,243.90 = 109,864.20 : x
  2. Step 2: Convert to fraction form
    222,130.20/333,243.90 = 109,864.20/x
  3. Step 3: Cross multiply
    222,130.20x = 333,243.90 × 109,864.20
  4. Step 4: Simplify right side
    222,130.20x = 36,611,574,478.38
  5. Step 5: Solve for x
    x = 36,611,574,478.38/222,130.20
  6. Step 6: Final answer
    x = 164,820.34

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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.