Home / 219,546.18-328,793.04-112,648.82

Finding the Fourth Proportional to 219,546.18, 328,793.04 and 112,648.82

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Solution

The fourth proportional to 219,546.18, 328,793.04 and 112,648.82 is: 168,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,546.18 : 328,793.04 = 112,648.82 : x
  2. Step 2: Convert to fraction form
    219,546.18/328,793.04 = 112,648.82/x
  3. Step 3: Cross multiply
    219,546.18x = 328,793.04 × 112,648.82
  4. Step 4: Simplify right side
    219,546.18x = 37,038,146,336.25
  5. Step 5: Solve for x
    x = 37,038,146,336.25/219,546.18
  6. Step 6: Final answer
    x = 168,703.21

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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.