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Finding the Fourth Proportional to 199,818.02, 299,720.12 and 50,059.59

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Solution

The fourth proportional to 199,818.02, 299,720.12 and 50,059.59 is: 75,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,818.02 : 299,720.12 = 50,059.59 : x
  2. Step 2: Convert to fraction form
    199,818.02/299,720.12 = 50,059.59/x
  3. Step 3: Cross multiply
    199,818.02x = 299,720.12 × 50,059.59
  4. Step 4: Simplify right side
    199,818.02x = 15,003,866,071.65
  5. Step 5: Solve for x
    x = 15,003,866,071.65/199,818.02
  6. Step 6: Final answer
    x = 75,087.65

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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.