Home / 148,769.12-205,302.84-81,701.12

Finding the Fourth Proportional to 148,769.12, 205,302.84 and 81,701.12

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Solution

The fourth proportional to 148,769.12, 205,302.84 and 81,701.12 is: 112,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,769.12 : 205,302.84 = 81,701.12 : x
  2. Step 2: Convert to fraction form
    148,769.12/205,302.84 = 81,701.12/x
  3. Step 3: Cross multiply
    148,769.12x = 205,302.84 × 81,701.12
  4. Step 4: Simplify right side
    148,769.12x = 16,773,471,967.18
  5. Step 5: Solve for x
    x = 16,773,471,967.18/148,769.12
  6. Step 6: Final answer
    x = 112,748.34

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