Home / 89,830.40-134,551.20-58,337.60

Finding the Fourth Proportional to 89,830.40, 134,551.20 and 58,337.60

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Solution

The fourth proportional to 89,830.40, 134,551.20 and 58,337.60 is: 87,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,830.40 : 134,551.20 = 58,337.60 : x
  2. Step 2: Convert to fraction form
    89,830.40/134,551.20 = 58,337.60/x
  3. Step 3: Cross multiply
    89,830.40x = 134,551.20 × 58,337.60
  4. Step 4: Simplify right side
    89,830.40x = 7,849,394,085.12
  5. Step 5: Solve for x
    x = 7,849,394,085.12/89,830.40
  6. Step 6: Final answer
    x = 87,380.15

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