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Finding the Fourth Proportional to 114,159.64, 171,196.89 and 39,258.58

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Solution

The fourth proportional to 114,159.64, 171,196.89 and 39,258.58 is: 58,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,159.64 : 171,196.89 = 39,258.58 : x
  2. Step 2: Convert to fraction form
    114,159.64/171,196.89 = 39,258.58/x
  3. Step 3: Cross multiply
    114,159.64x = 171,196.89 × 39,258.58
  4. Step 4: Simplify right side
    114,159.64x = 6,720,946,801.82
  5. Step 5: Solve for x
    x = 6,720,946,801.82/114,159.64
  6. Step 6: Final answer
    x = 58,873.23

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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.