Home / 117,805.00-162,604.32-69,435.04

Finding the Fourth Proportional to 117,805.00, 162,604.32 and 69,435.04

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Solution

The fourth proportional to 117,805.00, 162,604.32 and 69,435.04 is: 95,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,805.00 : 162,604.32 = 69,435.04 : x
  2. Step 2: Convert to fraction form
    117,805.00/162,604.32 = 69,435.04/x
  3. Step 3: Cross multiply
    117,805.00x = 162,604.32 × 69,435.04
  4. Step 4: Simplify right side
    117,805.00x = 11,290,437,317.24
  5. Step 5: Solve for x
    x = 11,290,437,317.24/117,805.00
  6. Step 6: Final answer
    x = 95,840.05

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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.