Home / 184,721.40-254,910.42-104,148.21

Finding the Fourth Proportional to 184,721.40, 254,910.42 and 104,148.21

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Solution

The fourth proportional to 184,721.40, 254,910.42 and 104,148.21 is: 143,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,721.40 : 254,910.42 = 104,148.21 : x
  2. Step 2: Convert to fraction form
    184,721.40/254,910.42 = 104,148.21/x
  3. Step 3: Cross multiply
    184,721.40x = 254,910.42 × 104,148.21
  4. Step 4: Simplify right side
    184,721.40x = 26,548,463,953.35
  5. Step 5: Solve for x
    x = 26,548,463,953.35/184,721.40
  6. Step 6: Final answer
    x = 143,721.65

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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.