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Finding the Fourth Proportional to 117,297.33, 175,958.29 and 38,417.70

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Solution

The fourth proportional to 117,297.33, 175,958.29 and 38,417.70 is: 57,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,297.33 : 175,958.29 = 38,417.70 : x
  2. Step 2: Convert to fraction form
    117,297.33/175,958.29 = 38,417.70/x
  3. Step 3: Cross multiply
    117,297.33x = 175,958.29 × 38,417.70
  4. Step 4: Simplify right side
    117,297.33x = 6,759,913,505.60
  5. Step 5: Solve for x
    x = 6,759,913,505.60/117,297.33
  6. Step 6: Final answer
    x = 57,630.58

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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.