Home / 180,308.28-248,815.98-99,734.52

Finding the Fourth Proportional to 180,308.28, 248,815.98 and 99,734.52

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Solution

The fourth proportional to 180,308.28, 248,815.98 and 99,734.52 is: 137,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,308.28 : 248,815.98 = 99,734.52 : x
  2. Step 2: Convert to fraction form
    180,308.28/248,815.98 = 99,734.52/x
  3. Step 3: Cross multiply
    180,308.28x = 248,815.98 × 99,734.52
  4. Step 4: Simplify right side
    180,308.28x = 24,815,542,333.63
  5. Step 5: Solve for x
    x = 24,815,542,333.63/180,308.28
  6. Step 6: Final answer
    x = 137,628.41

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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.