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Finding the Fourth Proportional to 173,297.80, 243,141.80 and 173,297.80

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Solution

The fourth proportional to 173,297.80, 243,141.80 and 173,297.80 is: 243,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,297.80 : 243,141.80 = 173,297.80 : x
  2. Step 2: Convert to fraction form
    173,297.80/243,141.80 = 173,297.80/x
  3. Step 3: Cross multiply
    173,297.80x = 243,141.80 × 173,297.80
  4. Step 4: Simplify right side
    173,297.80x = 42,135,939,028.04
  5. Step 5: Solve for x
    x = 42,135,939,028.04/173,297.80
  6. Step 6: Final answer
    x = 243,141.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.