Home / 160,714.11-221,788.49-88,112.19

Finding the Fourth Proportional to 160,714.11, 221,788.49 and 88,112.19

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Solution

The fourth proportional to 160,714.11, 221,788.49 and 88,112.19 is: 121,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,714.11 : 221,788.49 = 88,112.19 : x
  2. Step 2: Convert to fraction form
    160,714.11/221,788.49 = 88,112.19/x
  3. Step 3: Cross multiply
    160,714.11x = 221,788.49 × 88,112.19
  4. Step 4: Simplify right side
    160,714.11x = 19,542,269,570.69
  5. Step 5: Solve for x
    x = 19,542,269,570.69/160,714.11
  6. Step 6: Final answer
    x = 121,596.48

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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.