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Finding the Fourth Proportional to 127,434.74, 191,032.70 and 43,135.94

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Solution

The fourth proportional to 127,434.74, 191,032.70 and 43,135.94 is: 64,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,434.74 : 191,032.70 = 43,135.94 : x
  2. Step 2: Convert to fraction form
    127,434.74/191,032.70 = 43,135.94/x
  3. Step 3: Cross multiply
    127,434.74x = 191,032.70 × 43,135.94
  4. Step 4: Simplify right side
    127,434.74x = 8,240,375,347.14
  5. Step 5: Solve for x
    x = 8,240,375,347.14/127,434.74
  6. Step 6: Final answer
    x = 64,663.49

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