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Finding the Fourth Proportional to 93,305.32, 139,952.22 and 37,899.88

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Solution

The fourth proportional to 93,305.32, 139,952.22 and 37,899.88 is: 56,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,305.32 : 139,952.22 = 37,899.88 : x
  2. Step 2: Convert to fraction form
    93,305.32/139,952.22 = 37,899.88/x
  3. Step 3: Cross multiply
    93,305.32x = 139,952.22 × 37,899.88
  4. Step 4: Simplify right side
    93,305.32x = 5,304,172,343.73
  5. Step 5: Solve for x
    x = 5,304,172,343.73/93,305.32
  6. Step 6: Final answer
    x = 56,847.48

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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.