Home / 109,744.44-164,835.36-103,554.96

Finding the Fourth Proportional to 109,744.44, 164,835.36 and 103,554.96

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Solution

The fourth proportional to 109,744.44, 164,835.36 and 103,554.96 is: 155,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,744.44 : 164,835.36 = 103,554.96 : x
  2. Step 2: Convert to fraction form
    109,744.44/164,835.36 = 103,554.96/x
  3. Step 3: Cross multiply
    109,744.44x = 164,835.36 × 103,554.96
  4. Step 4: Simplify right side
    109,744.44x = 17,069,519,111.39
  5. Step 5: Solve for x
    x = 17,069,519,111.39/109,744.44
  6. Step 6: Final answer
    x = 155,538.81

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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.