Home / 146,476.02-202,137.24-79,408.02

Finding the Fourth Proportional to 146,476.02, 202,137.24 and 79,408.02

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Solution

The fourth proportional to 146,476.02, 202,137.24 and 79,408.02 is: 109,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,476.02 : 202,137.24 = 79,408.02 : x
  2. Step 2: Convert to fraction form
    146,476.02/202,137.24 = 79,408.02/x
  3. Step 3: Cross multiply
    146,476.02x = 202,137.24 × 79,408.02
  4. Step 4: Simplify right side
    146,476.02x = 16,051,317,996.66
  5. Step 5: Solve for x
    x = 16,051,317,996.66/146,476.02
  6. Step 6: Final answer
    x = 109,583.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.