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Finding the Fourth Proportional to 157,675.04, 236,386.98 and 91,039.58

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Solution

The fourth proportional to 157,675.04, 236,386.98 and 91,039.58 is: 136,486.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,675.04 : 236,386.98 = 91,039.58 : x
  2. Step 2: Convert to fraction form
    157,675.04/236,386.98 = 91,039.58/x
  3. Step 3: Cross multiply
    157,675.04x = 236,386.98 × 91,039.58
  4. Step 4: Simplify right side
    157,675.04x = 21,520,571,376.67
  5. Step 5: Solve for x
    x = 21,520,571,376.67/157,675.04
  6. Step 6: Final answer
    x = 136,486.86

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