Home / 117,334.38-175,983.75-38,446.86

Finding the Fourth Proportional to 117,334.38, 175,983.75 and 38,446.86

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Solution

The fourth proportional to 117,334.38, 175,983.75 and 38,446.86 is: 57,664.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,334.38 : 175,983.75 = 38,446.86 : x
  2. Step 2: Convert to fraction form
    117,334.38/175,983.75 = 38,446.86/x
  3. Step 3: Cross multiply
    117,334.38x = 175,983.75 × 38,446.86
  4. Step 4: Simplify right side
    117,334.38x = 6,766,022,598.53
  5. Step 5: Solve for x
    x = 6,766,022,598.53/117,334.38
  6. Step 6: Final answer
    x = 57,664.45

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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.