Home / 179,573.10-269,321.85-90,743.10

Finding the Fourth Proportional to 179,573.10, 269,321.85 and 90,743.10

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Solution

The fourth proportional to 179,573.10, 269,321.85 and 90,743.10 is: 136,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,573.10 : 269,321.85 = 90,743.10 : x
  2. Step 2: Convert to fraction form
    179,573.10/269,321.85 = 90,743.10/x
  3. Step 3: Cross multiply
    179,573.10x = 269,321.85 × 90,743.10
  4. Step 4: Simplify right side
    179,573.10x = 24,439,099,566.74
  5. Step 5: Solve for x
    x = 24,439,099,566.74/179,573.10
  6. Step 6: Final answer
    x = 136,095.55

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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.