Home / 112,364.36-168,571.68-42,244.28

Finding the Fourth Proportional to 112,364.36, 168,571.68 and 42,244.28

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Solution

The fourth proportional to 112,364.36, 168,571.68 and 42,244.28 is: 63,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364.36 : 168,571.68 = 42,244.28 : x
  2. Step 2: Convert to fraction form
    112,364.36/168,571.68 = 42,244.28/x
  3. Step 3: Cross multiply
    112,364.36x = 168,571.68 × 42,244.28
  4. Step 4: Simplify right side
    112,364.36x = 7,121,189,249.99
  5. Step 5: Solve for x
    x = 7,121,189,249.99/112,364.36
  6. Step 6: Final answer
    x = 63,375.87

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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.