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Finding the Fourth Proportional to 202,643.30, 303,527.55 and 167,651.30

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Solution

The fourth proportional to 202,643.30, 303,527.55 and 167,651.30 is: 251,115.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,643.30 : 303,527.55 = 167,651.30 : x
  2. Step 2: Convert to fraction form
    202,643.30/303,527.55 = 167,651.30/x
  3. Step 3: Cross multiply
    202,643.30x = 303,527.55 × 167,651.30
  4. Step 4: Simplify right side
    202,643.30x = 50,886,788,343.32
  5. Step 5: Solve for x
    x = 50,886,788,343.32/202,643.30
  6. Step 6: Final answer
    x = 251,115.08

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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.