Home / 222,073.47-306,469.26-126,564.75

Finding the Fourth Proportional to 222,073.47, 306,469.26 and 126,564.75

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Solution

The fourth proportional to 222,073.47, 306,469.26 and 126,564.75 is: 174,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,073.47 : 306,469.26 = 126,564.75 : x
  2. Step 2: Convert to fraction form
    222,073.47/306,469.26 = 126,564.75/x
  3. Step 3: Cross multiply
    222,073.47x = 306,469.26 × 126,564.75
  4. Step 4: Simplify right side
    222,073.47x = 38,788,205,274.59
  5. Step 5: Solve for x
    x = 38,788,205,274.59/222,073.47
  6. Step 6: Final answer
    x = 174,663.84

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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.