Home / 119,770.28-179,458.38-94,969.64

Finding the Fourth Proportional to 119,770.28, 179,458.38 and 94,969.64

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Solution

The fourth proportional to 119,770.28, 179,458.38 and 94,969.64 is: 142,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,770.28 : 179,458.38 = 94,969.64 : x
  2. Step 2: Convert to fraction form
    119,770.28/179,458.38 = 94,969.64/x
  3. Step 3: Cross multiply
    119,770.28x = 179,458.38 × 94,969.64
  4. Step 4: Simplify right side
    119,770.28x = 17,043,097,743.58
  5. Step 5: Solve for x
    x = 17,043,097,743.58/119,770.28
  6. Step 6: Final answer
    x = 142,298.22

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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.