Home / 146,520.54-219,808.17-66,564.12

Finding the Fourth Proportional to 146,520.54, 219,808.17 and 66,564.12

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Solution

The fourth proportional to 146,520.54, 219,808.17 and 66,564.12 is: 99,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,520.54 : 219,808.17 = 66,564.12 : x
  2. Step 2: Convert to fraction form
    146,520.54/219,808.17 = 66,564.12/x
  3. Step 3: Cross multiply
    146,520.54x = 219,808.17 × 66,564.12
  4. Step 4: Simplify right side
    146,520.54x = 14,631,337,404.86
  5. Step 5: Solve for x
    x = 14,631,337,404.86/146,520.54
  6. Step 6: Final answer
    x = 99,858.61

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1.5x scale

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.