Home / 235,145.75-324,594.14-163,567.31

Finding the Fourth Proportional to 235,145.75, 324,594.14 and 163,567.31

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Solution

The fourth proportional to 235,145.75, 324,594.14 and 163,567.31 is: 225,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,145.75 : 324,594.14 = 163,567.31 : x
  2. Step 2: Convert to fraction form
    235,145.75/324,594.14 = 163,567.31/x
  3. Step 3: Cross multiply
    235,145.75x = 324,594.14 × 163,567.31
  4. Step 4: Simplify right side
    235,145.75x = 53,092,989,503.73
  5. Step 5: Solve for x
    x = 53,092,989,503.73/235,145.75
  6. Step 6: Final answer
    x = 225,787.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.