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Finding the Fourth Proportional to 100,973.96, 139,344.18 and 58,557.14

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Solution

The fourth proportional to 100,973.96, 139,344.18 and 58,557.14 is: 80,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,973.96 : 139,344.18 = 58,557.14 : x
  2. Step 2: Convert to fraction form
    100,973.96/139,344.18 = 58,557.14/x
  3. Step 3: Cross multiply
    100,973.96x = 139,344.18 × 58,557.14
  4. Step 4: Simplify right side
    100,973.96x = 8,159,596,656.45
  5. Step 5: Solve for x
    x = 8,159,596,656.45/100,973.96
  6. Step 6: Final answer
    x = 80,808.92

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