Home / 209,371.37-314,052.80-51,601.19

Finding the Fourth Proportional to 209,371.37, 314,052.80 and 51,601.19

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Solution

The fourth proportional to 209,371.37, 314,052.80 and 51,601.19 is: 77,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,371.37 : 314,052.80 = 51,601.19 : x
  2. Step 2: Convert to fraction form
    209,371.37/314,052.80 = 51,601.19/x
  3. Step 3: Cross multiply
    209,371.37x = 314,052.80 × 51,601.19
  4. Step 4: Simplify right side
    209,371.37x = 16,205,496,374.56
  5. Step 5: Solve for x
    x = 16,205,496,374.56/209,371.37
  6. Step 6: Final answer
    x = 77,400.73

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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.