Home / 74,000.52-110,988.27-20,696.04

Finding the Fourth Proportional to 74,000.52, 110,988.27 and 20,696.04

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Solution

The fourth proportional to 74,000.52, 110,988.27 and 20,696.04 is: 31,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,000.52 : 110,988.27 = 20,696.04 : x
  2. Step 2: Convert to fraction form
    74,000.52/110,988.27 = 20,696.04/x
  3. Step 3: Cross multiply
    74,000.52x = 110,988.27 × 20,696.04
  4. Step 4: Simplify right side
    74,000.52x = 2,297,017,675.45
  5. Step 5: Solve for x
    x = 2,297,017,675.45/74,000.52
  6. Step 6: Final answer
    x = 31,040.56

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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.