Home / 74,747.61-112,120.20-35,333.01

Finding the Fourth Proportional to 74,747.61, 112,120.20 and 35,333.01

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Solution

The fourth proportional to 74,747.61, 112,120.20 and 35,333.01 is: 52,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747.61 : 112,120.20 = 35,333.01 : x
  2. Step 2: Convert to fraction form
    74,747.61/112,120.20 = 35,333.01/x
  3. Step 3: Cross multiply
    74,747.61x = 112,120.20 × 35,333.01
  4. Step 4: Simplify right side
    74,747.61x = 3,961,544,147.80
  5. Step 5: Solve for x
    x = 3,961,544,147.80/74,747.61
  6. Step 6: Final answer
    x = 52,998.94

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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.