Home / 136,422.22-188,262.32-75,992.23

Finding the Fourth Proportional to 136,422.22, 188,262.32 and 75,992.23

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Solution

The fourth proportional to 136,422.22, 188,262.32 and 75,992.23 is: 104,869.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,422.22 : 188,262.32 = 75,992.23 : x
  2. Step 2: Convert to fraction form
    136,422.22/188,262.32 = 75,992.23/x
  3. Step 3: Cross multiply
    136,422.22x = 188,262.32 × 75,992.23
  4. Step 4: Simplify right side
    136,422.22x = 14,306,473,521.77
  5. Step 5: Solve for x
    x = 14,306,473,521.77/136,422.22
  6. Step 6: Final answer
    x = 104,869.09

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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.