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Finding the Fourth Proportional to 58,493.54, 80,714.25 and 33,000.31

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Solution

The fourth proportional to 58,493.54, 80,714.25 and 33,000.31 is: 45,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,493.54 : 80,714.25 = 33,000.31 : x
  2. Step 2: Convert to fraction form
    58,493.54/80,714.25 = 33,000.31/x
  3. Step 3: Cross multiply
    58,493.54x = 80,714.25 × 33,000.31
  4. Step 4: Simplify right side
    58,493.54x = 2,663,594,867.85
  5. Step 5: Solve for x
    x = 2,663,594,867.85/58,493.54
  6. Step 6: Final answer
    x = 45,536.56

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1.5x scale

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.