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Finding the Fourth Proportional to 182,805.96, 274,249.92 and 64,478.28

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Solution

The fourth proportional to 182,805.96, 274,249.92 and 64,478.28 is: 96,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,805.96 : 274,249.92 = 64,478.28 : x
  2. Step 2: Convert to fraction form
    182,805.96/274,249.92 = 64,478.28/x
  3. Step 3: Cross multiply
    182,805.96x = 274,249.92 × 64,478.28
  4. Step 4: Simplify right side
    182,805.96x = 17,683,163,131.74
  5. Step 5: Solve for x
    x = 17,683,163,131.74/182,805.96
  6. Step 6: Final answer
    x = 96,731.87

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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.