Home / 320,098.18-480,136.94-95,460.48

Finding the Fourth Proportional to 320,098.18, 480,136.94 and 95,460.48

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Solution

The fourth proportional to 320,098.18, 480,136.94 and 95,460.48 is: 143,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,098.18 : 480,136.94 = 95,460.48 : x
  2. Step 2: Convert to fraction form
    320,098.18/480,136.94 = 95,460.48/x
  3. Step 3: Cross multiply
    320,098.18x = 480,136.94 × 95,460.48
  4. Step 4: Simplify right side
    320,098.18x = 45,834,102,758.13
  5. Step 5: Solve for x
    x = 45,834,102,758.13/320,098.18
  6. Step 6: Final answer
    x = 143,187.64

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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.