Home / 330,876.98-496,073.50-106,109.47

Finding the Fourth Proportional to 330,876.98, 496,073.50 and 106,109.47

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Solution

The fourth proportional to 330,876.98, 496,073.50 and 106,109.47 is: 159,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,876.98 : 496,073.50 = 106,109.47 : x
  2. Step 2: Convert to fraction form
    330,876.98/496,073.50 = 106,109.47/x
  3. Step 3: Cross multiply
    330,876.98x = 496,073.50 × 106,109.47
  4. Step 4: Simplify right side
    330,876.98x = 52,638,096,166.05
  5. Step 5: Solve for x
    x = 52,638,096,166.05/330,876.98
  6. Step 6: Final answer
    x = 159,086.61

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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.