Home / 135,612.23-203,392.82-46,866.20

Finding the Fourth Proportional to 135,612.23, 203,392.82 and 46,866.20

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Solution

The fourth proportional to 135,612.23, 203,392.82 and 46,866.20 is: 70,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,612.23 : 203,392.82 = 46,866.20 : x
  2. Step 2: Convert to fraction form
    135,612.23/203,392.82 = 46,866.20/x
  3. Step 3: Cross multiply
    135,612.23x = 203,392.82 × 46,866.20
  4. Step 4: Simplify right side
    135,612.23x = 9,532,247,680.89
  5. Step 5: Solve for x
    x = 9,532,247,680.89/135,612.23
  6. Step 6: Final answer
    x = 70,290.47

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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.