Home / 184,473.80-254,574.34-107,979

Finding the Fourth Proportional to 184,473.80, 254,574.34 and 107,979

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Solution

The fourth proportional to 184,473.80, 254,574.34 and 107,979 is: 149,011.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,473.80 : 254,574.34 = 107,979 : x
  2. Step 2: Convert to fraction form
    184,473.80/254,574.34 = 107,979/x
  3. Step 3: Cross multiply
    184,473.80x = 254,574.34 × 107,979
  4. Step 4: Simplify right side
    184,473.80x = 27,488,682,658.86
  5. Step 5: Solve for x
    x = 27,488,682,658.86/184,473.80
  6. Step 6: Final answer
    x = 149,011.31

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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.