Home / 53,068.28-73,244.70-30,422.48

Finding the Fourth Proportional to 53,068.28, 73,244.70 and 30,422.48

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Solution

The fourth proportional to 53,068.28, 73,244.70 and 30,422.48 is: 41,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068.28 : 73,244.70 = 30,422.48 : x
  2. Step 2: Convert to fraction form
    53,068.28/73,244.70 = 30,422.48/x
  3. Step 3: Cross multiply
    53,068.28x = 73,244.70 × 30,422.48
  4. Step 4: Simplify right side
    53,068.28x = 2,228,285,420.86
  5. Step 5: Solve for x
    x = 2,228,285,420.86/53,068.28
  6. Step 6: Final answer
    x = 41,989.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.