Home / 165,747.70-248,621.55-119,437.30

Finding the Fourth Proportional to 165,747.70, 248,621.55 and 119,437.30

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Solution

The fourth proportional to 165,747.70, 248,621.55 and 119,437.30 is: 179,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,747.70 : 248,621.55 = 119,437.30 : x
  2. Step 2: Convert to fraction form
    165,747.70/248,621.55 = 119,437.30/x
  3. Step 3: Cross multiply
    165,747.70x = 248,621.55 × 119,437.30
  4. Step 4: Simplify right side
    165,747.70x = 29,694,686,653.82
  5. Step 5: Solve for x
    x = 29,694,686,653.82/165,747.70
  6. Step 6: Final answer
    x = 179,155.95

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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.