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Finding the Fourth Proportional to 113,258.92, 169,909.80 and 37,361.80

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Solution

The fourth proportional to 113,258.92, 169,909.80 and 37,361.80 is: 56,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,258.92 : 169,909.80 = 37,361.80 : x
  2. Step 2: Convert to fraction form
    113,258.92/169,909.80 = 37,361.80/x
  3. Step 3: Cross multiply
    113,258.92x = 169,909.80 × 37,361.80
  4. Step 4: Simplify right side
    113,258.92x = 6,348,135,965.64
  5. Step 5: Solve for x
    x = 6,348,135,965.64/113,258.92
  6. Step 6: Final answer
    x = 56,049.77

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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.