Home / 223,427.46-308,322.09-122,824.74

Finding the Fourth Proportional to 223,427.46, 308,322.09 and 122,824.74

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Solution

The fourth proportional to 223,427.46, 308,322.09 and 122,824.74 is: 169,493.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,427.46 : 308,322.09 = 122,824.74 : x
  2. Step 2: Convert to fraction form
    223,427.46/308,322.09 = 122,824.74/x
  3. Step 3: Cross multiply
    223,427.46x = 308,322.09 × 122,824.74
  4. Step 4: Simplify right side
    223,427.46x = 37,869,580,540.51
  5. Step 5: Solve for x
    x = 37,869,580,540.51/223,427.46
  6. Step 6: Final answer
    x = 169,493.85

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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.