Home / 124,155.47-186,202.38-35,409.75

Finding the Fourth Proportional to 124,155.47, 186,202.38 and 35,409.75

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Solution

The fourth proportional to 124,155.47, 186,202.38 and 35,409.75 is: 53,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,155.47 : 186,202.38 = 35,409.75 : x
  2. Step 2: Convert to fraction form
    124,155.47/186,202.38 = 35,409.75/x
  3. Step 3: Cross multiply
    124,155.47x = 186,202.38 × 35,409.75
  4. Step 4: Simplify right side
    124,155.47x = 6,593,379,725.21
  5. Step 5: Solve for x
    x = 6,593,379,725.21/124,155.47
  6. Step 6: Final answer
    x = 53,105.83

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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.