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Finding the Fourth Proportional to 122,310.90, 183,247.65 and 103,502.70

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Solution

The fourth proportional to 122,310.90, 183,247.65 and 103,502.70 is: 155,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,310.90 : 183,247.65 = 103,502.70 : x
  2. Step 2: Convert to fraction form
    122,310.90/183,247.65 = 103,502.70/x
  3. Step 3: Cross multiply
    122,310.90x = 183,247.65 × 103,502.70
  4. Step 4: Simplify right side
    122,310.90x = 18,966,626,543.66
  5. Step 5: Solve for x
    x = 18,966,626,543.66/122,310.90
  6. Step 6: Final answer
    x = 155,068.98

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