Home / 124,438.68-186,685.66-35,685.36

Finding the Fourth Proportional to 124,438.68, 186,685.66 and 35,685.36

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Solution

The fourth proportional to 124,438.68, 186,685.66 and 35,685.36 is: 53,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,438.68 : 186,685.66 = 35,685.36 : x
  2. Step 2: Convert to fraction form
    124,438.68/186,685.66 = 35,685.36/x
  3. Step 3: Cross multiply
    124,438.68x = 186,685.66 × 35,685.36
  4. Step 4: Simplify right side
    124,438.68x = 6,661,945,028.54
  5. Step 5: Solve for x
    x = 6,661,945,028.54/124,438.68
  6. Step 6: Final answer
    x = 53,535.97

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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.