Home / 84,836.09-127,060.34-40,494.05

Finding the Fourth Proportional to 84,836.09, 127,060.34 and 40,494.05

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Solution

The fourth proportional to 84,836.09, 127,060.34 and 40,494.05 is: 60,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,836.09 : 127,060.34 = 40,494.05 : x
  2. Step 2: Convert to fraction form
    84,836.09/127,060.34 = 40,494.05/x
  3. Step 3: Cross multiply
    84,836.09x = 127,060.34 × 40,494.05
  4. Step 4: Simplify right side
    84,836.09x = 5,145,188,228.29
  5. Step 5: Solve for x
    x = 5,145,188,228.29/84,836.09
  6. Step 6: Final answer
    x = 60,648.58

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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.