Home / 74,816.64-112,240.32-22,221.44

Finding the Fourth Proportional to 74,816.64, 112,240.32 and 22,221.44

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Solution

The fourth proportional to 74,816.64, 112,240.32 and 22,221.44 is: 33,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,816.64 : 112,240.32 = 22,221.44 : x
  2. Step 2: Convert to fraction form
    74,816.64/112,240.32 = 22,221.44/x
  3. Step 3: Cross multiply
    74,816.64x = 112,240.32 × 22,221.44
  4. Step 4: Simplify right side
    74,816.64x = 2,494,141,536.46
  5. Step 5: Solve for x
    x = 2,494,141,536.46/74,816.64
  6. Step 6: Final answer
    x = 33,336.72

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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.