Home / 84,237.39-126,249.98-73,682.28

Finding the Fourth Proportional to 84,237.39, 126,249.98 and 73,682.28

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Solution

The fourth proportional to 84,237.39, 126,249.98 and 73,682.28 is: 110,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,237.39 : 126,249.98 = 73,682.28 : x
  2. Step 2: Convert to fraction form
    84,237.39/126,249.98 = 73,682.28/x
  3. Step 3: Cross multiply
    84,237.39x = 126,249.98 × 73,682.28
  4. Step 4: Simplify right side
    84,237.39x = 9,302,386,007.94
  5. Step 5: Solve for x
    x = 9,302,386,007.94/84,237.39
  6. Step 6: Final answer
    x = 110,430.61

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1.5x scale

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.