Home / 222,068.12-332,954.21-122,275.31

Finding the Fourth Proportional to 222,068.12, 332,954.21 and 122,275.31

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Solution

The fourth proportional to 222,068.12, 332,954.21 and 122,275.31 is: 183,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,068.12 : 332,954.21 = 122,275.31 : x
  2. Step 2: Convert to fraction form
    222,068.12/332,954.21 = 122,275.31/x
  3. Step 3: Cross multiply
    222,068.12x = 332,954.21 × 122,275.31
  4. Step 4: Simplify right side
    222,068.12x = 40,712,077,884.47
  5. Step 5: Solve for x
    x = 40,712,077,884.47/222,068.12
  6. Step 6: Final answer
    x = 183,331.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.