Home / 84,190.11-126,305.95-25,025.52

Finding the Fourth Proportional to 84,190.11, 126,305.95 and 25,025.52

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Solution

The fourth proportional to 84,190.11, 126,305.95 and 25,025.52 is: 37,544.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,190.11 : 126,305.95 = 25,025.52 : x
  2. Step 2: Convert to fraction form
    84,190.11/126,305.95 = 25,025.52/x
  3. Step 3: Cross multiply
    84,190.11x = 126,305.95 × 25,025.52
  4. Step 4: Simplify right side
    84,190.11x = 3,160,872,077.84
  5. Step 5: Solve for x
    x = 3,160,872,077.84/84,190.11
  6. Step 6: Final answer
    x = 37,544.46

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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.