Home / 146,777.20-220,096.39-56,862.02

Finding the Fourth Proportional to 146,777.20, 220,096.39 and 56,862.02

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Solution

The fourth proportional to 146,777.20, 220,096.39 and 56,862.02 is: 85,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,777.20 : 220,096.39 = 56,862.02 : x
  2. Step 2: Convert to fraction form
    146,777.20/220,096.39 = 56,862.02/x
  3. Step 3: Cross multiply
    146,777.20x = 220,096.39 × 56,862.02
  4. Step 4: Simplify right side
    146,777.20x = 12,515,125,844.81
  5. Step 5: Solve for x
    x = 12,515,125,844.81/146,777.20
  6. Step 6: Final answer
    x = 85,266.15

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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.