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Finding the Fourth Proportional to 202,851.90, 303,840.45 and 202,851.90

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Solution

The fourth proportional to 202,851.90, 303,840.45 and 202,851.90 is: 303,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,851.90 : 303,840.45 = 202,851.90 : x
  2. Step 2: Convert to fraction form
    202,851.90/303,840.45 = 202,851.90/x
  3. Step 3: Cross multiply
    202,851.90x = 303,840.45 × 202,851.90
  4. Step 4: Simplify right side
    202,851.90x = 61,634,612,579.36
  5. Step 5: Solve for x
    x = 61,634,612,579.36/202,851.90
  6. Step 6: Final answer
    x = 303,840.45

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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.