Home / 50,031.06-69,063.40-33,920.43

Finding the Fourth Proportional to 50,031.06, 69,063.40 and 33,920.43

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Solution

The fourth proportional to 50,031.06, 69,063.40 and 33,920.43 is: 46,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,031.06 : 69,063.40 = 33,920.43 : x
  2. Step 2: Convert to fraction form
    50,031.06/69,063.40 = 33,920.43/x
  3. Step 3: Cross multiply
    50,031.06x = 69,063.40 × 33,920.43
  4. Step 4: Simplify right side
    50,031.06x = 2,342,660,397.16
  5. Step 5: Solve for x
    x = 2,342,660,397.16/50,031.06
  6. Step 6: Final answer
    x = 46,824.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.