Home / 109,389.70-164,107.77-34,531.48

Finding the Fourth Proportional to 109,389.70, 164,107.77 and 34,531.48

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Solution

The fourth proportional to 109,389.70, 164,107.77 and 34,531.48 is: 51,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,389.70 : 164,107.77 = 34,531.48 : x
  2. Step 2: Convert to fraction form
    109,389.70/164,107.77 = 34,531.48/x
  3. Step 3: Cross multiply
    109,389.70x = 164,107.77 × 34,531.48
  4. Step 4: Simplify right side
    109,389.70x = 5,666,884,177.60
  5. Step 5: Solve for x
    x = 5,666,884,177.60/109,389.70
  6. Step 6: Final answer
    x = 51,804.55

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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.