Home / 114,388.10-171,778.98-109,467.35

Finding the Fourth Proportional to 114,388.10, 171,778.98 and 109,467.35

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Solution

The fourth proportional to 114,388.10, 171,778.98 and 109,467.35 is: 164,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,388.10 : 171,778.98 = 109,467.35 : x
  2. Step 2: Convert to fraction form
    114,388.10/171,778.98 = 109,467.35/x
  3. Step 3: Cross multiply
    114,388.10x = 171,778.98 × 109,467.35
  4. Step 4: Simplify right side
    114,388.10x = 18,804,189,726.30
  5. Step 5: Solve for x
    x = 18,804,189,726.30/114,388.10
  6. Step 6: Final answer
    x = 164,389.39

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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.