Home / 192,087.03-288,056.70-132,742.79

Finding the Fourth Proportional to 192,087.03, 288,056.70 and 132,742.79

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Solution

The fourth proportional to 192,087.03, 288,056.70 and 132,742.79 is: 199,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,087.03 : 288,056.70 = 132,742.79 : x
  2. Step 2: Convert to fraction form
    192,087.03/288,056.70 = 132,742.79/x
  3. Step 3: Cross multiply
    192,087.03x = 288,056.70 × 132,742.79
  4. Step 4: Simplify right side
    192,087.03x = 38,237,448,595.91
  5. Step 5: Solve for x
    x = 38,237,448,595.91/192,087.03
  6. Step 6: Final answer
    x = 199,063.15

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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.