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Finding the Fourth Proportional to 59,203.20, 88,775.04 and 19,746.72

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Solution

The fourth proportional to 59,203.20, 88,775.04 and 19,746.72 is: 29,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,203.20 : 88,775.04 = 19,746.72 : x
  2. Step 2: Convert to fraction form
    59,203.20/88,775.04 = 19,746.72/x
  3. Step 3: Cross multiply
    59,203.20x = 88,775.04 × 19,746.72
  4. Step 4: Simplify right side
    59,203.20x = 1,753,015,857.87
  5. Step 5: Solve for x
    x = 1,753,015,857.87/59,203.20
  6. Step 6: Final answer
    x = 29,610.15

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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.