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Finding the Fourth Proportional to 87,924.66, 131,881.52 and 37,969.74

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Solution

The fourth proportional to 87,924.66, 131,881.52 and 37,969.74 is: 56,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,924.66 : 131,881.52 = 37,969.74 : x
  2. Step 2: Convert to fraction form
    87,924.66/131,881.52 = 37,969.74/x
  3. Step 3: Cross multiply
    87,924.66x = 131,881.52 × 37,969.74
  4. Step 4: Simplify right side
    87,924.66x = 5,007,507,025.20
  5. Step 5: Solve for x
    x = 5,007,507,025.20/87,924.66
  6. Step 6: Final answer
    x = 56,952.25

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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.