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Finding the Fourth Proportional to 56,737.62, 85,119.07 and 17,297.81

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Solution

The fourth proportional to 56,737.62, 85,119.07 and 17,297.81 is: 25,950.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,737.62 : 85,119.07 = 17,297.81 : x
  2. Step 2: Convert to fraction form
    56,737.62/85,119.07 = 17,297.81/x
  3. Step 3: Cross multiply
    56,737.62x = 85,119.07 × 17,297.81
  4. Step 4: Simplify right side
    56,737.62x = 1,472,373,500.24
  5. Step 5: Solve for x
    x = 1,472,373,500.24/56,737.62
  6. Step 6: Final answer
    x = 25,950.57

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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.