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Finding the Fourth Proportional to 59,190.56, 88,829.52 and 28,025.76

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Solution

The fourth proportional to 59,190.56, 88,829.52 and 28,025.76 is: 42,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,190.56 : 88,829.52 = 28,025.76 : x
  2. Step 2: Convert to fraction form
    59,190.56/88,829.52 = 28,025.76/x
  3. Step 3: Cross multiply
    59,190.56x = 88,829.52 × 28,025.76
  4. Step 4: Simplify right side
    59,190.56x = 2,489,514,808.44
  5. Step 5: Solve for x
    x = 2,489,514,808.44/59,190.56
  6. Step 6: Final answer
    x = 42,059.32

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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.