Home / 320,032.12-480,042.24-95,544.76

Finding the Fourth Proportional to 320,032.12, 480,042.24 and 95,544.76

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Solution

The fourth proportional to 320,032.12, 480,042.24 and 95,544.76 is: 143,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,032.12 : 480,042.24 = 95,544.76 : x
  2. Step 2: Convert to fraction form
    320,032.12/480,042.24 = 95,544.76/x
  3. Step 3: Cross multiply
    320,032.12x = 480,042.24 × 95,544.76
  4. Step 4: Simplify right side
    320,032.12x = 45,865,520,610.66
  5. Step 5: Solve for x
    x = 45,865,520,610.66/320,032.12
  6. Step 6: Final answer
    x = 143,315.37

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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.