Home / 443,542.01-665,312.94-106,582.66

Finding the Fourth Proportional to 443,542.01, 665,312.94 and 106,582.66

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Solution

The fourth proportional to 443,542.01, 665,312.94 and 106,582.66 is: 159,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,542.01 : 665,312.94 = 106,582.66 : x
  2. Step 2: Convert to fraction form
    443,542.01/665,312.94 = 106,582.66/x
  3. Step 3: Cross multiply
    443,542.01x = 665,312.94 × 106,582.66
  4. Step 4: Simplify right side
    443,542.01x = 70,910,820,947.88
  5. Step 5: Solve for x
    x = 70,910,820,947.88/443,542.01
  6. Step 6: Final answer
    x = 159,873.97

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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.