Home / 84,621.20-126,931.80-32,032.40

Finding the Fourth Proportional to 84,621.20, 126,931.80 and 32,032.40

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Solution

The fourth proportional to 84,621.20, 126,931.80 and 32,032.40 is: 48,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,621.20 : 126,931.80 = 32,032.40 : x
  2. Step 2: Convert to fraction form
    84,621.20/126,931.80 = 32,032.40/x
  3. Step 3: Cross multiply
    84,621.20x = 126,931.80 × 32,032.40
  4. Step 4: Simplify right side
    84,621.20x = 4,065,930,190.32
  5. Step 5: Solve for x
    x = 4,065,930,190.32/84,621.20
  6. Step 6: Final answer
    x = 48,048.60

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