Home / 140,225.12-193,509.20-76,562.72

Finding the Fourth Proportional to 140,225.12, 193,509.20 and 76,562.72

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Solution

The fourth proportional to 140,225.12, 193,509.20 and 76,562.72 is: 105,655.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,225.12 : 193,509.20 = 76,562.72 : x
  2. Step 2: Convert to fraction form
    140,225.12/193,509.20 = 76,562.72/x
  3. Step 3: Cross multiply
    140,225.12x = 193,509.20 × 76,562.72
  4. Step 4: Simplify right side
    140,225.12x = 14,815,590,697.02
  5. Step 5: Solve for x
    x = 14,815,590,697.02/140,225.12
  6. Step 6: Final answer
    x = 105,655.75

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