Home / 103,216.57-154,787.68-35,730.26

Finding the Fourth Proportional to 103,216.57, 154,787.68 and 35,730.26

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Solution

The fourth proportional to 103,216.57, 154,787.68 and 35,730.26 is: 53,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,216.57 : 154,787.68 = 35,730.26 : x
  2. Step 2: Convert to fraction form
    103,216.57/154,787.68 = 35,730.26/x
  3. Step 3: Cross multiply
    103,216.57x = 154,787.68 × 35,730.26
  4. Step 4: Simplify right side
    103,216.57x = 5,530,604,348.84
  5. Step 5: Solve for x
    x = 5,530,604,348.84/103,216.57
  6. Step 6: Final answer
    x = 53,582.53

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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.