Home / 222,071.18-306,466.20-126,562.46

Finding the Fourth Proportional to 222,071.18, 306,466.20 and 126,562.46

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Solution

The fourth proportional to 222,071.18, 306,466.20 and 126,562.46 is: 174,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,071.18 : 306,466.20 = 126,562.46 : x
  2. Step 2: Convert to fraction form
    222,071.18/306,466.20 = 126,562.46/x
  3. Step 3: Cross multiply
    222,071.18x = 306,466.20 × 126,562.46
  4. Step 4: Simplify right side
    222,071.18x = 38,787,114,646.52
  5. Step 5: Solve for x
    x = 38,787,114,646.52/222,071.18
  6. Step 6: Final answer
    x = 174,660.73

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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.