Home / 74,025.80-110,983.98-38,436.02

Finding the Fourth Proportional to 74,025.80, 110,983.98 and 38,436.02

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Solution

The fourth proportional to 74,025.80, 110,983.98 and 38,436.02 is: 57,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,025.80 : 110,983.98 = 38,436.02 : x
  2. Step 2: Convert to fraction form
    74,025.80/110,983.98 = 38,436.02/x
  3. Step 3: Cross multiply
    74,025.80x = 110,983.98 × 38,436.02
  4. Step 4: Simplify right side
    74,025.80x = 4,265,782,474.96
  5. Step 5: Solve for x
    x = 4,265,782,474.96/74,025.80
  6. Step 6: Final answer
    x = 57,625.62

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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.