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Finding the Fourth Proportional to 157,570.80, 236,159.10 and 78,707.04

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Solution

The fourth proportional to 157,570.80, 236,159.10 and 78,707.04 is: 117,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,570.80 : 236,159.10 = 78,707.04 : x
  2. Step 2: Convert to fraction form
    157,570.80/236,159.10 = 78,707.04/x
  3. Step 3: Cross multiply
    157,570.80x = 236,159.10 × 78,707.04
  4. Step 4: Simplify right side
    157,570.80x = 18,587,383,730.06
  5. Step 5: Solve for x
    x = 18,587,383,730.06/157,570.80
  6. Step 6: Final answer
    x = 117,962.11

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