Home / 209,724.92-314,462.95-83,297.15

Finding the Fourth Proportional to 209,724.92, 314,462.95 and 83,297.15

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Solution

The fourth proportional to 209,724.92, 314,462.95 and 83,297.15 is: 124,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,724.92 : 314,462.95 = 83,297.15 : x
  2. Step 2: Convert to fraction form
    209,724.92/314,462.95 = 83,297.15/x
  3. Step 3: Cross multiply
    209,724.92x = 314,462.95 × 83,297.15
  4. Step 4: Simplify right side
    209,724.92x = 26,193,867,515.59
  5. Step 5: Solve for x
    x = 26,193,867,515.59/209,724.92
  6. Step 6: Final answer
    x = 124,896.30

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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.