Home / 52,047.94-78,149.67-51,270.34

Finding the Fourth Proportional to 52,047.94, 78,149.67 and 51,270.34

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Solution

The fourth proportional to 52,047.94, 78,149.67 and 51,270.34 is: 76,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,047.94 : 78,149.67 = 51,270.34 : x
  2. Step 2: Convert to fraction form
    52,047.94/78,149.67 = 51,270.34/x
  3. Step 3: Cross multiply
    52,047.94x = 78,149.67 × 51,270.34
  4. Step 4: Simplify right side
    52,047.94x = 4,006,760,151.79
  5. Step 5: Solve for x
    x = 4,006,760,151.79/52,047.94
  6. Step 6: Final answer
    x = 76,982.11

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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.