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Finding the Fourth Proportional to 56,326.83, 77,730.64 and 32,452.99

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Solution

The fourth proportional to 56,326.83, 77,730.64 and 32,452.99 is: 44,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,326.83 : 77,730.64 = 32,452.99 : x
  2. Step 2: Convert to fraction form
    56,326.83/77,730.64 = 32,452.99/x
  3. Step 3: Cross multiply
    56,326.83x = 77,730.64 × 32,452.99
  4. Step 4: Simplify right side
    56,326.83x = 2,522,591,407.15
  5. Step 5: Solve for x
    x = 2,522,591,407.15/56,326.83
  6. Step 6: Final answer
    x = 44,784.90

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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.