Home / 74,818.64-112,243.32-22,223.44

Finding the Fourth Proportional to 74,818.64, 112,243.32 and 22,223.44

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Solution

The fourth proportional to 74,818.64, 112,243.32 and 22,223.44 is: 33,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,818.64 : 112,243.32 = 22,223.44 : x
  2. Step 2: Convert to fraction form
    74,818.64/112,243.32 = 22,223.44/x
  3. Step 3: Cross multiply
    74,818.64x = 112,243.32 × 22,223.44
  4. Step 4: Simplify right side
    74,818.64x = 2,494,432,687.42
  5. Step 5: Solve for x
    x = 2,494,432,687.42/74,818.64
  6. Step 6: Final answer
    x = 33,339.72

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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.