Home / 183,823.20-275,734.80-104,945.40

Finding the Fourth Proportional to 183,823.20, 275,734.80 and 104,945.40

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Solution

The fourth proportional to 183,823.20, 275,734.80 and 104,945.40 is: 157,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,823.20 : 275,734.80 = 104,945.40 : x
  2. Step 2: Convert to fraction form
    183,823.20/275,734.80 = 104,945.40/x
  3. Step 3: Cross multiply
    183,823.20x = 275,734.80 × 104,945.40
  4. Step 4: Simplify right side
    183,823.20x = 28,937,098,879.92
  5. Step 5: Solve for x
    x = 28,937,098,879.92/183,823.20
  6. Step 6: Final answer
    x = 157,418.10

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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.