Home / 222,046.84-306,417-126,584.28

Finding the Fourth Proportional to 222,046.84, 306,417 and 126,584.28

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Solution

The fourth proportional to 222,046.84, 306,417 and 126,584.28 is: 174,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,046.84 : 306,417 = 126,584.28 : x
  2. Step 2: Convert to fraction form
    222,046.84/306,417 = 126,584.28/x
  3. Step 3: Cross multiply
    222,046.84x = 306,417 × 126,584.28
  4. Step 4: Simplify right side
    222,046.84x = 38,787,575,324.76
  5. Step 5: Solve for x
    x = 38,787,575,324.76/222,046.84
  6. Step 6: Final answer
    x = 174,681.95

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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.