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Finding the Fourth Proportional to 172,043.40, 257,546.70 and 151,307.40

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Solution

The fourth proportional to 172,043.40, 257,546.70 and 151,307.40 is: 226,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,043.40 : 257,546.70 = 151,307.40 : x
  2. Step 2: Convert to fraction form
    172,043.40/257,546.70 = 151,307.40/x
  3. Step 3: Cross multiply
    172,043.40x = 257,546.70 × 151,307.40
  4. Step 4: Simplify right side
    172,043.40x = 38,968,721,555.58
  5. Step 5: Solve for x
    x = 38,968,721,555.58/172,043.40
  6. Step 6: Final answer
    x = 226,505.18

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