Home / 159,110.22-219,574.83-87,493.26

Finding the Fourth Proportional to 159,110.22, 219,574.83 and 87,493.26

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Solution

The fourth proportional to 159,110.22, 219,574.83 and 87,493.26 is: 120,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,110.22 : 219,574.83 = 87,493.26 : x
  2. Step 2: Convert to fraction form
    159,110.22/219,574.83 = 87,493.26/x
  3. Step 3: Cross multiply
    159,110.22x = 219,574.83 × 87,493.26
  4. Step 4: Simplify right side
    159,110.22x = 19,211,317,690.65
  5. Step 5: Solve for x
    x = 19,211,317,690.65/159,110.22
  6. Step 6: Final answer
    x = 120,742.20

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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.