Home / 92,153.05-138,203.82-25,577.32

Finding the Fourth Proportional to 92,153.05, 138,203.82 and 25,577.32

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Solution

The fourth proportional to 92,153.05, 138,203.82 and 25,577.32 is: 38,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,153.05 : 138,203.82 = 25,577.32 : x
  2. Step 2: Convert to fraction form
    92,153.05/138,203.82 = 25,577.32/x
  3. Step 3: Cross multiply
    92,153.05x = 138,203.82 × 25,577.32
  4. Step 4: Simplify right side
    92,153.05x = 3,534,883,329.36
  5. Step 5: Solve for x
    x = 3,534,883,329.36/92,153.05
  6. Step 6: Final answer
    x = 38,358.83

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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.