Home / 288,135.25-432,109.42-95,958.50

Finding the Fourth Proportional to 288,135.25, 432,109.42 and 95,958.50

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Solution

The fourth proportional to 288,135.25, 432,109.42 and 95,958.50 is: 143,906.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,135.25 : 432,109.42 = 95,958.50 : x
  2. Step 2: Convert to fraction form
    288,135.25/432,109.42 = 95,958.50/x
  3. Step 3: Cross multiply
    288,135.25x = 432,109.42 × 95,958.50
  4. Step 4: Simplify right side
    288,135.25x = 41,464,569,378.63
  5. Step 5: Solve for x
    x = 41,464,569,378.63/288,135.25
  6. Step 6: Final answer
    x = 143,906.62

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1.5x scale

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.