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Finding the Fourth Proportional to 125,045.53, 172,562.81 and 67,684.84

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Solution

The fourth proportional to 125,045.53, 172,562.81 and 67,684.84 is: 93,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,045.53 : 172,562.81 = 67,684.84 : x
  2. Step 2: Convert to fraction form
    125,045.53/172,562.81 = 67,684.84/x
  3. Step 3: Cross multiply
    125,045.53x = 172,562.81 × 67,684.84
  4. Step 4: Simplify right side
    125,045.53x = 11,679,886,184.80
  5. Step 5: Solve for x
    x = 11,679,886,184.80/125,045.53
  6. Step 6: Final answer
    x = 93,405.07

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