Home / 222,302.23-306,774.21-126,810.52

Finding the Fourth Proportional to 222,302.23, 306,774.21 and 126,810.52

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Solution

The fourth proportional to 222,302.23, 306,774.21 and 126,810.52 is: 174,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,302.23 : 306,774.21 = 126,810.52 : x
  2. Step 2: Convert to fraction form
    222,302.23/306,774.21 = 126,810.52/x
  3. Step 3: Cross multiply
    222,302.23x = 306,774.21 × 126,810.52
  4. Step 4: Simplify right side
    222,302.23x = 38,902,197,092.69
  5. Step 5: Solve for x
    x = 38,902,197,092.69/222,302.23
  6. Step 6: Final answer
    x = 174,996.88

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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.