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Finding the Fourth Proportional to 133,031.13, 199,541.79 and 39,534.45

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Solution

The fourth proportional to 133,031.13, 199,541.79 and 39,534.45 is: 59,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,031.13 : 199,541.79 = 39,534.45 : x
  2. Step 2: Convert to fraction form
    133,031.13/199,541.79 = 39,534.45/x
  3. Step 3: Cross multiply
    133,031.13x = 199,541.79 × 39,534.45
  4. Step 4: Simplify right side
    133,031.13x = 7,888,774,919.67
  5. Step 5: Solve for x
    x = 7,888,774,919.67/133,031.13
  6. Step 6: Final answer
    x = 59,300.22

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