Home / 320,252.84-480,371.57-104,111.29

Finding the Fourth Proportional to 320,252.84, 480,371.57 and 104,111.29

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Solution

The fourth proportional to 320,252.84, 480,371.57 and 104,111.29 is: 156,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,252.84 : 480,371.57 = 104,111.29 : x
  2. Step 2: Convert to fraction form
    320,252.84/480,371.57 = 104,111.29/x
  3. Step 3: Cross multiply
    320,252.84x = 480,371.57 × 104,111.29
  4. Step 4: Simplify right side
    320,252.84x = 50,012,102,348.99
  5. Step 5: Solve for x
    x = 50,012,102,348.99/320,252.84
  6. Step 6: Final answer
    x = 156,164.43

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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.