Home / 100,468.20-150,851.10-56,183.40

Finding the Fourth Proportional to 100,468.20, 150,851.10 and 56,183.40

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Solution

The fourth proportional to 100,468.20, 150,851.10 and 56,183.40 is: 84,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468.20 : 150,851.10 = 56,183.40 : x
  2. Step 2: Convert to fraction form
    100,468.20/150,851.10 = 56,183.40/x
  3. Step 3: Cross multiply
    100,468.20x = 150,851.10 × 56,183.40
  4. Step 4: Simplify right side
    100,468.20x = 8,475,327,691.74
  5. Step 5: Solve for x
    x = 8,475,327,691.74/100,468.20
  6. Step 6: Final answer
    x = 84,358.31

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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.