Home / 145,747.44-218,648.84-51,004.56

Finding the Fourth Proportional to 145,747.44, 218,648.84 and 51,004.56

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Solution

The fourth proportional to 145,747.44, 218,648.84 and 51,004.56 is: 76,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,747.44 : 218,648.84 = 51,004.56 : x
  2. Step 2: Convert to fraction form
    145,747.44/218,648.84 = 51,004.56/x
  3. Step 3: Cross multiply
    145,747.44x = 218,648.84 × 51,004.56
  4. Step 4: Simplify right side
    145,747.44x = 11,152,087,623.69
  5. Step 5: Solve for x
    x = 11,152,087,623.69/145,747.44
  6. Step 6: Final answer
    x = 76,516.52

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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.