Home / 109,669.14-164,523.15-39,539.34

Finding the Fourth Proportional to 109,669.14, 164,523.15 and 39,539.34

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Solution

The fourth proportional to 109,669.14, 164,523.15 and 39,539.34 is: 59,316.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,669.14 : 164,523.15 = 39,539.34 : x
  2. Step 2: Convert to fraction form
    109,669.14/164,523.15 = 39,539.34/x
  3. Step 3: Cross multiply
    109,669.14x = 164,523.15 × 39,539.34
  4. Step 4: Simplify right side
    109,669.14x = 6,505,136,765.72
  5. Step 5: Solve for x
    x = 6,505,136,765.72/109,669.14
  6. Step 6: Final answer
    x = 59,316.02

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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.