Home / 146,648.40-219,972.60-46,815.90

Finding the Fourth Proportional to 146,648.40, 219,972.60 and 46,815.90

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Solution

The fourth proportional to 146,648.40, 219,972.60 and 46,815.90 is: 70,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,648.40 : 219,972.60 = 46,815.90 : x
  2. Step 2: Convert to fraction form
    146,648.40/219,972.60 = 46,815.90/x
  3. Step 3: Cross multiply
    146,648.40x = 219,972.60 × 46,815.90
  4. Step 4: Simplify right side
    146,648.40x = 10,298,215,244.34
  5. Step 5: Solve for x
    x = 10,298,215,244.34/146,648.40
  6. Step 6: Final answer
    x = 70,223.85

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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.