Home / 192,225.96-287,771.16-141,972.36

Finding the Fourth Proportional to 192,225.96, 287,771.16 and 141,972.36

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Solution

The fourth proportional to 192,225.96, 287,771.16 and 141,972.36 is: 212,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,225.96 : 287,771.16 = 141,972.36 : x
  2. Step 2: Convert to fraction form
    192,225.96/287,771.16 = 141,972.36/x
  3. Step 3: Cross multiply
    192,225.96x = 287,771.16 × 141,972.36
  4. Step 4: Simplify right side
    192,225.96x = 40,855,550,725.14
  5. Step 5: Solve for x
    x = 40,855,550,725.14/192,225.96
  6. Step 6: Final answer
    x = 212,539.19

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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.