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Finding the Fourth Proportional to 56,866.82, 85,125.26 and 37,102.82

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Solution

The fourth proportional to 56,866.82, 85,125.26 and 37,102.82 is: 55,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,866.82 : 85,125.26 = 37,102.82 : x
  2. Step 2: Convert to fraction form
    56,866.82/85,125.26 = 37,102.82/x
  3. Step 3: Cross multiply
    56,866.82x = 85,125.26 × 37,102.82
  4. Step 4: Simplify right side
    56,866.82x = 3,158,387,199.23
  5. Step 5: Solve for x
    x = 3,158,387,199.23/56,866.82
  6. Step 6: Final answer
    x = 55,540.07

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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.