Home / 320,759.32-481,003.34-96,151.72

Finding the Fourth Proportional to 320,759.32, 481,003.34 and 96,151.72

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Solution

The fourth proportional to 320,759.32, 481,003.34 and 96,151.72 is: 144,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,759.32 : 481,003.34 = 96,151.72 : x
  2. Step 2: Convert to fraction form
    320,759.32/481,003.34 = 96,151.72/x
  3. Step 3: Cross multiply
    320,759.32x = 481,003.34 × 96,151.72
  4. Step 4: Simplify right side
    320,759.32x = 46,249,298,466.74
  5. Step 5: Solve for x
    x = 46,249,298,466.74/320,759.32
  6. Step 6: Final answer
    x = 144,186.92

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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.