Home / 54,274.43-74,897.84-30,401.03

Finding the Fourth Proportional to 54,274.43, 74,897.84 and 30,401.03

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Solution

The fourth proportional to 54,274.43, 74,897.84 and 30,401.03 is: 41,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.43 : 74,897.84 = 30,401.03 : x
  2. Step 2: Convert to fraction form
    54,274.43/74,897.84 = 30,401.03/x
  3. Step 3: Cross multiply
    54,274.43x = 74,897.84 × 30,401.03
  4. Step 4: Simplify right side
    54,274.43x = 2,276,971,235.15
  5. Step 5: Solve for x
    x = 2,276,971,235.15/54,274.43
  6. Step 6: Final answer
    x = 41,952.93

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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.