Home / 74,778.44-112,168.35-22,187.93

Finding the Fourth Proportional to 74,778.44, 112,168.35 and 22,187.93

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Solution

The fourth proportional to 74,778.44, 112,168.35 and 22,187.93 is: 33,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,778.44 : 112,168.35 = 22,187.93 : x
  2. Step 2: Convert to fraction form
    74,778.44/112,168.35 = 22,187.93/x
  3. Step 3: Cross multiply
    74,778.44x = 112,168.35 × 22,187.93
  4. Step 4: Simplify right side
    74,778.44x = 2,488,782,937.17
  5. Step 5: Solve for x
    x = 2,488,782,937.17/74,778.44
  6. Step 6: Final answer
    x = 33,282.09

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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.