Home / 179,870.52-269,806.86-80,007.24

Finding the Fourth Proportional to 179,870.52, 269,806.86 and 80,007.24

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Solution

The fourth proportional to 179,870.52, 269,806.86 and 80,007.24 is: 120,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,870.52 : 269,806.86 = 80,007.24 : x
  2. Step 2: Convert to fraction form
    179,870.52/269,806.86 = 80,007.24/x
  3. Step 3: Cross multiply
    179,870.52x = 269,806.86 × 80,007.24
  4. Step 4: Simplify right side
    179,870.52x = 21,586,502,201.67
  5. Step 5: Solve for x
    x = 21,586,502,201.67/179,870.52
  6. Step 6: Final answer
    x = 120,011.34

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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.