Home / 131,600.22-181,609.39-75,015.24

Finding the Fourth Proportional to 131,600.22, 181,609.39 and 75,015.24

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Solution

The fourth proportional to 131,600.22, 181,609.39 and 75,015.24 is: 103,521.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,600.22 : 181,609.39 = 75,015.24 : x
  2. Step 2: Convert to fraction form
    131,600.22/181,609.39 = 75,015.24/x
  3. Step 3: Cross multiply
    131,600.22x = 181,609.39 × 75,015.24
  4. Step 4: Simplify right side
    131,600.22x = 13,623,471,069.06
  5. Step 5: Solve for x
    x = 13,623,471,069.06/131,600.22
  6. Step 6: Final answer
    x = 103,521.65

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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.