Home / 173,257.72-239,006.09-109,632.42

Finding the Fourth Proportional to 173,257.72, 239,006.09 and 109,632.42

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Solution

The fourth proportional to 173,257.72, 239,006.09 and 109,632.42 is: 151,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,257.72 : 239,006.09 = 109,632.42 : x
  2. Step 2: Convert to fraction form
    173,257.72/239,006.09 = 109,632.42/x
  3. Step 3: Cross multiply
    173,257.72x = 239,006.09 × 109,632.42
  4. Step 4: Simplify right side
    173,257.72x = 26,202,816,315.52
  5. Step 5: Solve for x
    x = 26,202,816,315.52/173,257.72
  6. Step 6: Final answer
    x = 151,236.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.