Home / 72,634.20-109,016.10-62,784.60

Finding the Fourth Proportional to 72,634.20, 109,016.10 and 62,784.60

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Solution

The fourth proportional to 72,634.20, 109,016.10 and 62,784.60 is: 94,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,634.20 : 109,016.10 = 62,784.60 : x
  2. Step 2: Convert to fraction form
    72,634.20/109,016.10 = 62,784.60/x
  3. Step 3: Cross multiply
    72,634.20x = 109,016.10 × 62,784.60
  4. Step 4: Simplify right side
    72,634.20x = 6,844,532,232.06
  5. Step 5: Solve for x
    x = 6,844,532,232.06/72,634.20
  6. Step 6: Final answer
    x = 94,232.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.