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Finding the Fourth Proportional to 103,698.80, 155,570.16 and 58,741.28

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Solution

The fourth proportional to 103,698.80, 155,570.16 and 58,741.28 is: 88,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,698.80 : 155,570.16 = 58,741.28 : x
  2. Step 2: Convert to fraction form
    103,698.80/155,570.16 = 58,741.28/x
  3. Step 3: Cross multiply
    103,698.80x = 155,570.16 × 58,741.28
  4. Step 4: Simplify right side
    103,698.80x = 9,138,390,328.20
  5. Step 5: Solve for x
    x = 9,138,390,328.20/103,698.80
  6. Step 6: Final answer
    x = 88,124.36

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