Home / 220,838.07-331,187.37-71,044.98

Finding the Fourth Proportional to 220,838.07, 331,187.37 and 71,044.98

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Solution

The fourth proportional to 220,838.07, 331,187.37 and 71,044.98 is: 106,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,838.07 : 331,187.37 = 71,044.98 : x
  2. Step 2: Convert to fraction form
    220,838.07/331,187.37 = 71,044.98/x
  3. Step 3: Cross multiply
    220,838.07x = 331,187.37 × 71,044.98
  4. Step 4: Simplify right side
    220,838.07x = 23,529,200,077.90
  5. Step 5: Solve for x
    x = 23,529,200,077.90/220,838.07
  6. Step 6: Final answer
    x = 106,545.04

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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.