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Finding the Fourth Proportional to 169,623.40, 254,435.10 and 51,377.80

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Solution

The fourth proportional to 169,623.40, 254,435.10 and 51,377.80 is: 77,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,623.40 : 254,435.10 = 51,377.80 : x
  2. Step 2: Convert to fraction form
    169,623.40/254,435.10 = 51,377.80/x
  3. Step 3: Cross multiply
    169,623.40x = 254,435.10 × 51,377.80
  4. Step 4: Simplify right side
    169,623.40x = 13,072,315,680.78
  5. Step 5: Solve for x
    x = 13,072,315,680.78/169,623.40
  6. Step 6: Final answer
    x = 77,066.70

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