Home / 64,513.46-96,766.34-20,133.96

Finding the Fourth Proportional to 64,513.46, 96,766.34 and 20,133.96

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Solution

The fourth proportional to 64,513.46, 96,766.34 and 20,133.96 is: 30,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513.46 : 96,766.34 = 20,133.96 : x
  2. Step 2: Convert to fraction form
    64,513.46/96,766.34 = 20,133.96/x
  3. Step 3: Cross multiply
    64,513.46x = 96,766.34 × 20,133.96
  4. Step 4: Simplify right side
    64,513.46x = 1,948,289,518.24
  5. Step 5: Solve for x
    x = 1,948,289,518.24/64,513.46
  6. Step 6: Final answer
    x = 30,199.74

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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.