Home / 64,219.55-96,204.69-47,321.90

Finding the Fourth Proportional to 64,219.55, 96,204.69 and 47,321.90

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Solution

The fourth proportional to 64,219.55, 96,204.69 and 47,321.90 is: 70,891.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.55 : 96,204.69 = 47,321.90 : x
  2. Step 2: Convert to fraction form
    64,219.55/96,204.69 = 47,321.90/x
  3. Step 3: Cross multiply
    64,219.55x = 96,204.69 × 47,321.90
  4. Step 4: Simplify right side
    64,219.55x = 4,552,588,195.79
  5. Step 5: Solve for x
    x = 4,552,588,195.79/64,219.55
  6. Step 6: Final answer
    x = 70,891.01

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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.