Home / 222,001.20-333,001.80-151,142.40

Finding the Fourth Proportional to 222,001.20, 333,001.80 and 151,142.40

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Solution

The fourth proportional to 222,001.20, 333,001.80 and 151,142.40 is: 226,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,001.20 : 333,001.80 = 151,142.40 : x
  2. Step 2: Convert to fraction form
    222,001.20/333,001.80 = 151,142.40/x
  3. Step 3: Cross multiply
    222,001.20x = 333,001.80 × 151,142.40
  4. Step 4: Simplify right side
    222,001.20x = 50,330,691,256.32
  5. Step 5: Solve for x
    x = 50,330,691,256.32/222,001.20
  6. Step 6: Final answer
    x = 226,713.60

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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.