Home / 202,271.10-303,479.55-84,027.30

Finding the Fourth Proportional to 202,271.10, 303,479.55 and 84,027.30

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Solution

The fourth proportional to 202,271.10, 303,479.55 and 84,027.30 is: 126,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,271.10 : 303,479.55 = 84,027.30 : x
  2. Step 2: Convert to fraction form
    202,271.10/303,479.55 = 84,027.30/x
  3. Step 3: Cross multiply
    202,271.10x = 303,479.55 × 84,027.30
  4. Step 4: Simplify right side
    202,271.10x = 25,500,567,191.72
  5. Step 5: Solve for x
    x = 25,500,567,191.72/202,271.10
  6. Step 6: Final answer
    x = 126,071.23

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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.