Home / 222,424.83-306,968.22-126,945.81

Finding the Fourth Proportional to 222,424.83, 306,968.22 and 126,945.81

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Solution

The fourth proportional to 222,424.83, 306,968.22 and 126,945.81 is: 175,197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,424.83 : 306,968.22 = 126,945.81 : x
  2. Step 2: Convert to fraction form
    222,424.83/306,968.22 = 126,945.81/x
  3. Step 3: Cross multiply
    222,424.83x = 306,968.22 × 126,945.81
  4. Step 4: Simplify right side
    222,424.83x = 38,968,329,332.16
  5. Step 5: Solve for x
    x = 38,968,329,332.16/222,424.83
  6. Step 6: Final answer
    x = 175,197.75

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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.