Home / 209,724.87-314,605.46-57,922.01

Finding the Fourth Proportional to 209,724.87, 314,605.46 and 57,922.01

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Solution

The fourth proportional to 209,724.87, 314,605.46 and 57,922.01 is: 86,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,724.87 : 314,605.46 = 57,922.01 : x
  2. Step 2: Convert to fraction form
    209,724.87/314,605.46 = 57,922.01/x
  3. Step 3: Cross multiply
    209,724.87x = 314,605.46 × 57,922.01
  4. Step 4: Simplify right side
    209,724.87x = 18,222,580,600.17
  5. Step 5: Solve for x
    x = 18,222,580,600.17/209,724.87
  6. Step 6: Final answer
    x = 86,888.03

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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.