Home / 84,747.44-127,162.47-34,842.53

Finding the Fourth Proportional to 84,747.44, 127,162.47 and 34,842.53

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Solution

The fourth proportional to 84,747.44, 127,162.47 and 34,842.53 is: 52,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,747.44 : 127,162.47 = 34,842.53 : x
  2. Step 2: Convert to fraction form
    84,747.44/127,162.47 = 34,842.53/x
  3. Step 3: Cross multiply
    84,747.44x = 127,162.47 × 34,842.53
  4. Step 4: Simplify right side
    84,747.44x = 4,430,662,624.41
  5. Step 5: Solve for x
    x = 4,430,662,624.41/84,747.44
  6. Step 6: Final answer
    x = 52,280.78

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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.