Home / 92,736.36-138,997.08-42,711.48

Finding the Fourth Proportional to 92,736.36, 138,997.08 and 42,711.48

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Solution

The fourth proportional to 92,736.36, 138,997.08 and 42,711.48 is: 64,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,736.36 : 138,997.08 = 42,711.48 : x
  2. Step 2: Convert to fraction form
    92,736.36/138,997.08 = 42,711.48/x
  3. Step 3: Cross multiply
    92,736.36x = 138,997.08 × 42,711.48
  4. Step 4: Simplify right side
    92,736.36x = 5,936,771,002.48
  5. Step 5: Solve for x
    x = 5,936,771,002.48/92,736.36
  6. Step 6: Final answer
    x = 64,017.73

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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.