Home / 124,324.28-186,486.22-30,830.04

Finding the Fourth Proportional to 124,324.28, 186,486.22 and 30,830.04

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Solution

The fourth proportional to 124,324.28, 186,486.22 and 30,830.04 is: 46,245.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,324.28 : 186,486.22 = 30,830.04 : x
  2. Step 2: Convert to fraction form
    124,324.28/186,486.22 = 30,830.04/x
  3. Step 3: Cross multiply
    124,324.28x = 186,486.22 × 30,830.04
  4. Step 4: Simplify right side
    124,324.28x = 5,749,377,622.05
  5. Step 5: Solve for x
    x = 5,749,377,622.05/124,324.28
  6. Step 6: Final answer
    x = 46,245.01

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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.