Home / 179,695.40-269,276.83-72,949.52

Finding the Fourth Proportional to 179,695.40, 269,276.83 and 72,949.52

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Solution

The fourth proportional to 179,695.40, 269,276.83 and 72,949.52 is: 109,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,695.40 : 269,276.83 = 72,949.52 : x
  2. Step 2: Convert to fraction form
    179,695.40/269,276.83 = 72,949.52/x
  3. Step 3: Cross multiply
    179,695.40x = 269,276.83 × 72,949.52
  4. Step 4: Simplify right side
    179,695.40x = 19,643,615,986.44
  5. Step 5: Solve for x
    x = 19,643,615,986.44/179,695.40
  6. Step 6: Final answer
    x = 109,316.19

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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.