Home / 109,409.57-164,114.39-34,537.28

Finding the Fourth Proportional to 109,409.57, 164,114.39 and 34,537.28

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Solution

The fourth proportional to 109,409.57, 164,114.39 and 34,537.28 is: 51,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,409.57 : 164,114.39 = 34,537.28 : x
  2. Step 2: Convert to fraction form
    109,409.57/164,114.39 = 34,537.28/x
  3. Step 3: Cross multiply
    109,409.57x = 164,114.39 × 34,537.28
  4. Step 4: Simplify right side
    109,409.57x = 5,668,064,639.46
  5. Step 5: Solve for x
    x = 5,668,064,639.46/109,409.57
  6. Step 6: Final answer
    x = 51,805.93

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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.