Home / 112,439.32-168,666.30-33,561.52

Finding the Fourth Proportional to 112,439.32, 168,666.30 and 33,561.52

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Solution

The fourth proportional to 112,439.32, 168,666.30 and 33,561.52 is: 50,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,439.32 : 168,666.30 = 33,561.52 : x
  2. Step 2: Convert to fraction form
    112,439.32/168,666.30 = 33,561.52/x
  3. Step 3: Cross multiply
    112,439.32x = 168,666.30 × 33,561.52
  4. Step 4: Simplify right side
    112,439.32x = 5,660,697,400.78
  5. Step 5: Solve for x
    x = 5,660,697,400.78/112,439.32
  6. Step 6: Final answer
    x = 50,344.46

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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.