Home / 247,899.22-342,104.61-134,722.06

Finding the Fourth Proportional to 247,899.22, 342,104.61 and 134,722.06

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Solution

The fourth proportional to 247,899.22, 342,104.61 and 134,722.06 is: 185,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,899.22 : 342,104.61 = 134,722.06 : x
  2. Step 2: Convert to fraction form
    247,899.22/342,104.61 = 134,722.06/x
  3. Step 3: Cross multiply
    247,899.22x = 342,104.61 × 134,722.06
  4. Step 4: Simplify right side
    247,899.22x = 46,089,037,794.70
  5. Step 5: Solve for x
    x = 46,089,037,794.70/247,899.22
  6. Step 6: Final answer
    x = 185,918.45

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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.