Home / 159,733.14-220,431.74-88,113.34

Finding the Fourth Proportional to 159,733.14, 220,431.74 and 88,113.34

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Solution

The fourth proportional to 159,733.14, 220,431.74 and 88,113.34 is: 121,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,733.14 : 220,431.74 = 88,113.34 : x
  2. Step 2: Convert to fraction form
    159,733.14/220,431.74 = 88,113.34/x
  3. Step 3: Cross multiply
    159,733.14x = 220,431.74 × 88,113.34
  4. Step 4: Simplify right side
    159,733.14x = 19,422,976,853.41
  5. Step 5: Solve for x
    x = 19,422,976,853.41/159,733.14
  6. Step 6: Final answer
    x = 121,596.41

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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.