Home / 133,669.10-184,521.14-79,943.73

Finding the Fourth Proportional to 133,669.10, 184,521.14 and 79,943.73

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Solution

The fourth proportional to 133,669.10, 184,521.14 and 79,943.73 is: 110,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,669.10 : 184,521.14 = 79,943.73 : x
  2. Step 2: Convert to fraction form
    133,669.10/184,521.14 = 79,943.73/x
  3. Step 3: Cross multiply
    133,669.10x = 184,521.14 × 79,943.73
  4. Step 4: Simplify right side
    133,669.10x = 14,751,307,403.57
  5. Step 5: Solve for x
    x = 14,751,307,403.57/133,669.10
  6. Step 6: Final answer
    x = 110,356.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.