Home / 209,834.96-314,787.29-83,476.44

Finding the Fourth Proportional to 209,834.96, 314,787.29 and 83,476.44

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Solution

The fourth proportional to 209,834.96, 314,787.29 and 83,476.44 is: 125,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,834.96 : 314,787.29 = 83,476.44 : x
  2. Step 2: Convert to fraction form
    209,834.96/314,787.29 = 83,476.44/x
  3. Step 3: Cross multiply
    209,834.96x = 314,787.29 × 83,476.44
  4. Step 4: Simplify right side
    209,834.96x = 26,277,321,909.07
  5. Step 5: Solve for x
    x = 26,277,321,909.07/209,834.96
  6. Step 6: Final answer
    x = 125,228.53

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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.