Home / 53,604.20-80,492.70-36,151.40

Finding the Fourth Proportional to 53,604.20, 80,492.70 and 36,151.40

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Solution

The fourth proportional to 53,604.20, 80,492.70 and 36,151.40 is: 54,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.20 : 80,492.70 = 36,151.40 : x
  2. Step 2: Convert to fraction form
    53,604.20/80,492.70 = 36,151.40/x
  3. Step 3: Cross multiply
    53,604.20x = 80,492.70 × 36,151.40
  4. Step 4: Simplify right side
    53,604.20x = 2,909,923,794.78
  5. Step 5: Solve for x
    x = 2,909,923,794.78/53,604.20
  6. Step 6: Final answer
    x = 54,285.37

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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.