Home / 209,725.37-314,606.21-57,922.51

Finding the Fourth Proportional to 209,725.37, 314,606.21 and 57,922.51

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Solution

The fourth proportional to 209,725.37, 314,606.21 and 57,922.51 is: 86,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,725.37 : 314,606.21 = 57,922.51 : x
  2. Step 2: Convert to fraction form
    209,725.37/314,606.21 = 57,922.51/x
  3. Step 3: Cross multiply
    209,725.37x = 314,606.21 × 57,922.51
  4. Step 4: Simplify right side
    209,725.37x = 18,222,780,268.66
  5. Step 5: Solve for x
    x = 18,222,780,268.66/209,725.37
  6. Step 6: Final answer
    x = 86,888.77

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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.