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Finding the Fourth Proportional to 83,005.40, 124,637.70 and 48,013.40

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Solution

The fourth proportional to 83,005.40, 124,637.70 and 48,013.40 is: 72,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,005.40 : 124,637.70 = 48,013.40 : x
  2. Step 2: Convert to fraction form
    83,005.40/124,637.70 = 48,013.40/x
  3. Step 3: Cross multiply
    83,005.40x = 124,637.70 × 48,013.40
  4. Step 4: Simplify right side
    83,005.40x = 5,984,279,745.18
  5. Step 5: Solve for x
    x = 5,984,279,745.18/83,005.40
  6. Step 6: Final answer
    x = 72,095.07

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