Home / 88,714.50-122,414.40-52,908.72

Finding the Fourth Proportional to 88,714.50, 122,414.40 and 52,908.72

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Solution

The fourth proportional to 88,714.50, 122,414.40 and 52,908.72 is: 73,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,714.50 : 122,414.40 = 52,908.72 : x
  2. Step 2: Convert to fraction form
    88,714.50/122,414.40 = 52,908.72/x
  3. Step 3: Cross multiply
    88,714.50x = 122,414.40 × 52,908.72
  4. Step 4: Simplify right side
    88,714.50x = 6,476,789,213.57
  5. Step 5: Solve for x
    x = 6,476,789,213.57/88,714.50
  6. Step 6: Final answer
    x = 73,007.11

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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.