Home / 50,680.20-69,940.64-33,655.08

Finding the Fourth Proportional to 50,680.20, 69,940.64 and 33,655.08

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Solution

The fourth proportional to 50,680.20, 69,940.64 and 33,655.08 is: 46,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,680.20 : 69,940.64 = 33,655.08 : x
  2. Step 2: Convert to fraction form
    50,680.20/69,940.64 = 33,655.08/x
  3. Step 3: Cross multiply
    50,680.20x = 69,940.64 × 33,655.08
  4. Step 4: Simplify right side
    50,680.20x = 2,353,857,666.18
  5. Step 5: Solve for x
    x = 2,353,857,666.18/50,680.20
  6. Step 6: Final answer
    x = 46,445.31

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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.