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Finding the Fourth Proportional to 58,797.60, 81,138.36 and 34,923.64

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Solution

The fourth proportional to 58,797.60, 81,138.36 and 34,923.64 is: 48,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,797.60 : 81,138.36 = 34,923.64 : x
  2. Step 2: Convert to fraction form
    58,797.60/81,138.36 = 34,923.64/x
  3. Step 3: Cross multiply
    58,797.60x = 81,138.36 × 34,923.64
  4. Step 4: Simplify right side
    58,797.60x = 2,833,646,874.83
  5. Step 5: Solve for x
    x = 2,833,646,874.83/58,797.60
  6. Step 6: Final answer
    x = 48,193.24

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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.