Home / 222,222.84-306,659.70-126,760.02

Finding the Fourth Proportional to 222,222.84, 306,659.70 and 126,760.02

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Solution

The fourth proportional to 222,222.84, 306,659.70 and 126,760.02 is: 174,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,222.84 : 306,659.70 = 126,760.02 : x
  2. Step 2: Convert to fraction form
    222,222.84/306,659.70 = 126,760.02/x
  3. Step 3: Cross multiply
    222,222.84x = 306,659.70 × 126,760.02
  4. Step 4: Simplify right side
    222,222.84x = 38,872,189,705.19
  5. Step 5: Solve for x
    x = 38,872,189,705.19/222,222.84
  6. Step 6: Final answer
    x = 174,924.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.