Home / 208,826.34-313,239.51-51,052.92

Finding the Fourth Proportional to 208,826.34, 313,239.51 and 51,052.92

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Solution

The fourth proportional to 208,826.34, 313,239.51 and 51,052.92 is: 76,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,826.34 : 313,239.51 = 51,052.92 : x
  2. Step 2: Convert to fraction form
    208,826.34/313,239.51 = 51,052.92/x
  3. Step 3: Cross multiply
    208,826.34x = 313,239.51 × 51,052.92
  4. Step 4: Simplify right side
    208,826.34x = 15,991,791,644.87
  5. Step 5: Solve for x
    x = 15,991,791,644.87/208,826.34
  6. Step 6: Final answer
    x = 76,579.38

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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.