Home / 110,519.08-152,536.26-65,194.36

Finding the Fourth Proportional to 110,519.08, 152,536.26 and 65,194.36

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Solution

The fourth proportional to 110,519.08, 152,536.26 and 65,194.36 is: 89,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,519.08 : 152,536.26 = 65,194.36 : x
  2. Step 2: Convert to fraction form
    110,519.08/152,536.26 = 65,194.36/x
  3. Step 3: Cross multiply
    110,519.08x = 152,536.26 × 65,194.36
  4. Step 4: Simplify right side
    110,519.08x = 9,944,503,847.49
  5. Step 5: Solve for x
    x = 9,944,503,847.49/110,519.08
  6. Step 6: Final answer
    x = 89,979.97

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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.