Home / 80,277.83-110,730.01-51,633.74

Finding the Fourth Proportional to 80,277.83, 110,730.01 and 51,633.74

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Solution

The fourth proportional to 80,277.83, 110,730.01 and 51,633.74 is: 71,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,277.83 : 110,730.01 = 51,633.74 : x
  2. Step 2: Convert to fraction form
    80,277.83/110,730.01 = 51,633.74/x
  3. Step 3: Cross multiply
    80,277.83x = 110,730.01 × 51,633.74
  4. Step 4: Simplify right side
    80,277.83x = 5,717,404,546.54
  5. Step 5: Solve for x
    x = 5,717,404,546.54/80,277.83
  6. Step 6: Final answer
    x = 71,220.22

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1.5x scale

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.