Home / 320,377.46-480,635.13-95,756.15

Finding the Fourth Proportional to 320,377.46, 480,635.13 and 95,756.15

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Solution

The fourth proportional to 320,377.46, 480,635.13 and 95,756.15 is: 143,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,377.46 : 480,635.13 = 95,756.15 : x
  2. Step 2: Convert to fraction form
    320,377.46/480,635.13 = 95,756.15/x
  3. Step 3: Cross multiply
    320,377.46x = 480,635.13 × 95,756.15
  4. Step 4: Simplify right side
    320,377.46x = 46,023,767,200.37
  5. Step 5: Solve for x
    x = 46,023,767,200.37/320,377.46
  6. Step 6: Final answer
    x = 143,654.82

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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.