Home / 124,386.75-186,579.09-35,640.33

Finding the Fourth Proportional to 124,386.75, 186,579.09 and 35,640.33

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Solution

The fourth proportional to 124,386.75, 186,579.09 and 35,640.33 is: 53,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,386.75 : 186,579.09 = 35,640.33 : x
  2. Step 2: Convert to fraction form
    124,386.75/186,579.09 = 35,640.33/x
  3. Step 3: Cross multiply
    124,386.75x = 186,579.09 × 35,640.33
  4. Step 4: Simplify right side
    124,386.75x = 6,649,740,338.70
  5. Step 5: Solve for x
    x = 6,649,740,338.70/124,386.75
  6. Step 6: Final answer
    x = 53,460.20

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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.