Home / 222,187.24-306,610.77-126,724.69

Finding the Fourth Proportional to 222,187.24, 306,610.77 and 126,724.69

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Solution

The fourth proportional to 222,187.24, 306,610.77 and 126,724.69 is: 174,875.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,187.24 : 306,610.77 = 126,724.69 : x
  2. Step 2: Convert to fraction form
    222,187.24/306,610.77 = 126,724.69/x
  3. Step 3: Cross multiply
    222,187.24x = 306,610.77 × 126,724.69
  4. Step 4: Simplify right side
    222,187.24x = 38,855,154,778.91
  5. Step 5: Solve for x
    x = 38,855,154,778.91/222,187.24
  6. Step 6: Final answer
    x = 174,875.73

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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.