Home / 123,219.16-184,840.38-34,472.68

Finding the Fourth Proportional to 123,219.16, 184,840.38 and 34,472.68

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Solution

The fourth proportional to 123,219.16, 184,840.38 and 34,472.68 is: 51,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,219.16 : 184,840.38 = 34,472.68 : x
  2. Step 2: Convert to fraction form
    123,219.16/184,840.38 = 34,472.68/x
  3. Step 3: Cross multiply
    123,219.16x = 184,840.38 × 34,472.68
  4. Step 4: Simplify right side
    123,219.16x = 6,371,943,270.82
  5. Step 5: Solve for x
    x = 6,371,943,270.82/123,219.16
  6. Step 6: Final answer
    x = 51,712.28

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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.