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Finding the Fourth Proportional to 56,882.64, 85,342.44 and 37,199.76

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Solution

The fourth proportional to 56,882.64, 85,342.44 and 37,199.76 is: 55,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,882.64 : 85,342.44 = 37,199.76 : x
  2. Step 2: Convert to fraction form
    56,882.64/85,342.44 = 37,199.76/x
  3. Step 3: Cross multiply
    56,882.64x = 85,342.44 × 37,199.76
  4. Step 4: Simplify right side
    56,882.64x = 3,174,718,285.81
  5. Step 5: Solve for x
    x = 3,174,718,285.81/56,882.64
  6. Step 6: Final answer
    x = 55,811.73

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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.