Home / 100,297.39-150,633.45-88,293.79

Finding the Fourth Proportional to 100,297.39, 150,633.45 and 88,293.79

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Solution

The fourth proportional to 100,297.39, 150,633.45 and 88,293.79 is: 132,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,297.39 : 150,633.45 = 88,293.79 : x
  2. Step 2: Convert to fraction form
    100,297.39/150,633.45 = 88,293.79/x
  3. Step 3: Cross multiply
    100,297.39x = 150,633.45 × 88,293.79
  4. Step 4: Simplify right side
    100,297.39x = 13,299,997,448.11
  5. Step 5: Solve for x
    x = 13,299,997,448.11/100,297.39
  6. Step 6: Final answer
    x = 132,605.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.