Home / 146,070.42-219,083.64-46,217.61

Finding the Fourth Proportional to 146,070.42, 219,083.64 and 46,217.61

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Solution

The fourth proportional to 146,070.42, 219,083.64 and 46,217.61 is: 69,319.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,070.42 : 219,083.64 = 46,217.61 : x
  2. Step 2: Convert to fraction form
    146,070.42/219,083.64 = 46,217.61/x
  3. Step 3: Cross multiply
    146,070.42x = 219,083.64 × 46,217.61
  4. Step 4: Simplify right side
    146,070.42x = 10,125,522,230.90
  5. Step 5: Solve for x
    x = 10,125,522,230.90/146,070.42
  6. Step 6: Final answer
    x = 69,319.46

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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.