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Finding the Fourth Proportional to 125,079.96, 187,689.18 and 46,245.90

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Solution

The fourth proportional to 125,079.96, 187,689.18 and 46,245.90 is: 69,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,079.96 : 187,689.18 = 46,245.90 : x
  2. Step 2: Convert to fraction form
    125,079.96/187,689.18 = 46,245.90/x
  3. Step 3: Cross multiply
    125,079.96x = 187,689.18 × 46,245.90
  4. Step 4: Simplify right side
    125,079.96x = 8,679,855,049.36
  5. Step 5: Solve for x
    x = 8,679,855,049.36/125,079.96
  6. Step 6: Final answer
    x = 69,394.45

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