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Finding the Fourth Proportional to 56,874.66, 85,311.93 and 25,277.37

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Solution

The fourth proportional to 56,874.66, 85,311.93 and 25,277.37 is: 37,916.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,874.66 : 85,311.93 = 25,277.37 : x
  2. Step 2: Convert to fraction form
    56,874.66/85,311.93 = 25,277.37/x
  3. Step 3: Cross multiply
    56,874.66x = 85,311.93 × 25,277.37
  4. Step 4: Simplify right side
    56,874.66x = 2,156,461,220.02
  5. Step 5: Solve for x
    x = 2,156,461,220.02/56,874.66
  6. Step 6: Final answer
    x = 37,916.03

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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.