Home / 56,737.12-85,118.32-17,297.28

Finding the Fourth Proportional to 56,737.12, 85,118.32 and 17,297.28

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Solution

The fourth proportional to 56,737.12, 85,118.32 and 17,297.28 is: 25,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,737.12 : 85,118.32 = 17,297.28 : x
  2. Step 2: Convert to fraction form
    56,737.12/85,118.32 = 17,297.28/x
  3. Step 3: Cross multiply
    56,737.12x = 85,118.32 × 17,297.28
  4. Step 4: Simplify right side
    56,737.12x = 1,472,315,414.17
  5. Step 5: Solve for x
    x = 1,472,315,414.17/56,737.12
  6. Step 6: Final answer
    x = 25,949.77

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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.