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Finding the Fourth Proportional to 56,374.96, 77,811.43 and 32,515.96

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Solution

The fourth proportional to 56,374.96, 77,811.43 and 32,515.96 is: 44,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,374.96 : 77,811.43 = 32,515.96 : x
  2. Step 2: Convert to fraction form
    56,374.96/77,811.43 = 32,515.96/x
  3. Step 3: Cross multiply
    56,374.96x = 77,811.43 × 32,515.96
  4. Step 4: Simplify right side
    56,374.96x = 2,530,113,345.42
  5. Step 5: Solve for x
    x = 2,530,113,345.42/56,374.96
  6. Step 6: Final answer
    x = 44,880.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.