Home / 140,822.43-211,113.36-52,059.39

Finding the Fourth Proportional to 140,822.43, 211,113.36 and 52,059.39

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Solution

The fourth proportional to 140,822.43, 211,113.36 and 52,059.39 is: 78,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,822.43 : 211,113.36 = 52,059.39 : x
  2. Step 2: Convert to fraction form
    140,822.43/211,113.36 = 52,059.39/x
  3. Step 3: Cross multiply
    140,822.43x = 211,113.36 × 52,059.39
  4. Step 4: Simplify right side
    140,822.43x = 10,990,432,742.45
  5. Step 5: Solve for x
    x = 10,990,432,742.45/140,822.43
  6. Step 6: Final answer
    x = 78,044.62

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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.