Home / 296,500.91-444,432.29-128,100.96

Finding the Fourth Proportional to 296,500.91, 444,432.29 and 128,100.96

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Solution

The fourth proportional to 296,500.91, 444,432.29 and 128,100.96 is: 192,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,500.91 : 444,432.29 = 128,100.96 : x
  2. Step 2: Convert to fraction form
    296,500.91/444,432.29 = 128,100.96/x
  3. Step 3: Cross multiply
    296,500.91x = 444,432.29 × 128,100.96
  4. Step 4: Simplify right side
    296,500.91x = 56,932,202,363.49
  5. Step 5: Solve for x
    x = 56,932,202,363.49/296,500.91
  6. Step 6: Final answer
    x = 192,013.59

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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.