Home / 192,377.30-288,580.46-57,430.72

Finding the Fourth Proportional to 192,377.30, 288,580.46 and 57,430.72

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Solution

The fourth proportional to 192,377.30, 288,580.46 and 57,430.72 is: 86,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,377.30 : 288,580.46 = 57,430.72 : x
  2. Step 2: Convert to fraction form
    192,377.30/288,580.46 = 57,430.72/x
  3. Step 3: Cross multiply
    192,377.30x = 288,580.46 × 57,430.72
  4. Step 4: Simplify right side
    192,377.30x = 16,573,383,595.73
  5. Step 5: Solve for x
    x = 16,573,383,595.73/192,377.30
  6. Step 6: Final answer
    x = 86,150.41

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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.