Home / 92,038.34-138,057.87-27,997.11

Finding the Fourth Proportional to 92,038.34, 138,057.87 and 27,997.11

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Solution

The fourth proportional to 92,038.34, 138,057.87 and 27,997.11 is: 41,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,038.34 : 138,057.87 = 27,997.11 : x
  2. Step 2: Convert to fraction form
    92,038.34/138,057.87 = 27,997.11/x
  3. Step 3: Cross multiply
    92,038.34x = 138,057.87 × 27,997.11
  4. Step 4: Simplify right side
    92,038.34x = 3,865,221,372.76
  5. Step 5: Solve for x
    x = 3,865,221,372.76/92,038.34
  6. Step 6: Final answer
    x = 41,995.78

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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.