Home / 186,052.20-279,078.30-170,305.80

Finding the Fourth Proportional to 186,052.20, 279,078.30 and 170,305.80

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Solution

The fourth proportional to 186,052.20, 279,078.30 and 170,305.80 is: 255,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,052.20 : 279,078.30 = 170,305.80 : x
  2. Step 2: Convert to fraction form
    186,052.20/279,078.30 = 170,305.80/x
  3. Step 3: Cross multiply
    186,052.20x = 279,078.30 × 170,305.80
  4. Step 4: Simplify right side
    186,052.20x = 47,528,653,144.14
  5. Step 5: Solve for x
    x = 47,528,653,144.14/186,052.20
  6. Step 6: Final answer
    x = 255,458.70

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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.