Home / 179,976.90-270,001.80-61,660.20

Finding the Fourth Proportional to 179,976.90, 270,001.80 and 61,660.20

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Solution

The fourth proportional to 179,976.90, 270,001.80 and 61,660.20 is: 92,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,976.90 : 270,001.80 = 61,660.20 : x
  2. Step 2: Convert to fraction form
    179,976.90/270,001.80 = 61,660.20/x
  3. Step 3: Cross multiply
    179,976.90x = 270,001.80 × 61,660.20
  4. Step 4: Simplify right side
    179,976.90x = 16,648,364,988.36
  5. Step 5: Solve for x
    x = 16,648,364,988.36/179,976.90
  6. Step 6: Final answer
    x = 92,502.79

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1.5x scale

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.