Home / 100,221.69-150,332.39-41,057.46

Finding the Fourth Proportional to 100,221.69, 150,332.39 and 41,057.46

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Solution

The fourth proportional to 100,221.69, 150,332.39 and 41,057.46 is: 61,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,221.69 : 150,332.39 = 41,057.46 : x
  2. Step 2: Convert to fraction form
    100,221.69/150,332.39 = 41,057.46/x
  3. Step 3: Cross multiply
    100,221.69x = 150,332.39 × 41,057.46
  4. Step 4: Simplify right side
    100,221.69x = 6,172,265,337.47
  5. Step 5: Solve for x
    x = 6,172,265,337.47/100,221.69
  6. Step 6: Final answer
    x = 61,586.13

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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.