Home / 260,150.90-358,988.39-158,162.21

Finding the Fourth Proportional to 260,150.90, 358,988.39 and 158,162.21

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Solution

The fourth proportional to 260,150.90, 358,988.39 and 158,162.21 is: 218,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,150.90 : 358,988.39 = 158,162.21 : x
  2. Step 2: Convert to fraction form
    260,150.90/358,988.39 = 158,162.21/x
  3. Step 3: Cross multiply
    260,150.90x = 358,988.39 × 158,162.21
  4. Step 4: Simplify right side
    260,150.90x = 56,778,396,642.72
  5. Step 5: Solve for x
    x = 56,778,396,642.72/260,150.90
  6. Step 6: Final answer
    x = 218,251.78

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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.