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Finding the Fourth Proportional to 92,614.42, 138,921.63 and 22,493.26

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Solution

The fourth proportional to 92,614.42, 138,921.63 and 22,493.26 is: 33,739.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,614.42 : 138,921.63 = 22,493.26 : x
  2. Step 2: Convert to fraction form
    92,614.42/138,921.63 = 22,493.26/x
  3. Step 3: Cross multiply
    92,614.42x = 138,921.63 × 22,493.26
  4. Step 4: Simplify right side
    92,614.42x = 3,124,800,343.21
  5. Step 5: Solve for x
    x = 3,124,800,343.21/92,614.42
  6. Step 6: Final answer
    x = 33,739.89

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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.