Home / 188,559.35-282,839.06-55,440.26

Finding the Fourth Proportional to 188,559.35, 282,839.06 and 55,440.26

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Solution

The fourth proportional to 188,559.35, 282,839.06 and 55,440.26 is: 83,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,559.35 : 282,839.06 = 55,440.26 : x
  2. Step 2: Convert to fraction form
    188,559.35/282,839.06 = 55,440.26/x
  3. Step 3: Cross multiply
    188,559.35x = 282,839.06 × 55,440.26
  4. Step 4: Simplify right side
    188,559.35x = 15,680,669,748.96
  5. Step 5: Solve for x
    x = 15,680,669,748.96/188,559.35
  6. Step 6: Final answer
    x = 83,160.40

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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.