Home / 222,124.12-306,504.89-125,322.32

Finding the Fourth Proportional to 222,124.12, 306,504.89 and 125,322.32

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Solution

The fourth proportional to 222,124.12, 306,504.89 and 125,322.32 is: 172,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,124.12 : 306,504.89 = 125,322.32 : x
  2. Step 2: Convert to fraction form
    222,124.12/306,504.89 = 125,322.32/x
  3. Step 3: Cross multiply
    222,124.12x = 306,504.89 × 125,322.32
  4. Step 4: Simplify right side
    222,124.12x = 38,411,904,163.29
  5. Step 5: Solve for x
    x = 38,411,904,163.29/222,124.12
  6. Step 6: Final answer
    x = 172,929.91

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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.