Home / 112,521.61-168,782.42-33,633.28

Finding the Fourth Proportional to 112,521.61, 168,782.42 and 33,633.28

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Solution

The fourth proportional to 112,521.61, 168,782.42 and 33,633.28 is: 50,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,521.61 : 168,782.42 = 33,633.28 : x
  2. Step 2: Convert to fraction form
    112,521.61/168,782.42 = 33,633.28/x
  3. Step 3: Cross multiply
    112,521.61x = 168,782.42 × 33,633.28
  4. Step 4: Simplify right side
    112,521.61x = 5,676,706,390.94
  5. Step 5: Solve for x
    x = 5,676,706,390.94/112,521.61
  6. Step 6: Final answer
    x = 50,449.92

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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.