Home / 67,400.02-101,115.58-20,014.05

Finding the Fourth Proportional to 67,400.02, 101,115.58 and 20,014.05

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Solution

The fourth proportional to 67,400.02, 101,115.58 and 20,014.05 is: 30,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,400.02 : 101,115.58 = 20,014.05 : x
  2. Step 2: Convert to fraction form
    67,400.02/101,115.58 = 20,014.05/x
  3. Step 3: Cross multiply
    67,400.02x = 101,115.58 × 20,014.05
  4. Step 4: Simplify right side
    67,400.02x = 2,023,732,223.86
  5. Step 5: Solve for x
    x = 2,023,732,223.86/67,400.02
  6. Step 6: Final answer
    x = 30,025.69

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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.