Home / 95,128.77-131,277.37-54,842.34

Finding the Fourth Proportional to 95,128.77, 131,277.37 and 54,842.34

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Solution

The fourth proportional to 95,128.77, 131,277.37 and 54,842.34 is: 75,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,128.77 : 131,277.37 = 54,842.34 : x
  2. Step 2: Convert to fraction form
    95,128.77/131,277.37 = 54,842.34/x
  3. Step 3: Cross multiply
    95,128.77x = 131,277.37 × 54,842.34
  4. Step 4: Simplify right side
    95,128.77x = 7,199,558,159.85
  5. Step 5: Solve for x
    x = 7,199,558,159.85/95,128.77
  6. Step 6: Final answer
    x = 75,682.24

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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.