Home / 75,674.67-104,321.95-52,943.23

Finding the Fourth Proportional to 75,674.67, 104,321.95 and 52,943.23

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Solution

The fourth proportional to 75,674.67, 104,321.95 and 52,943.23 is: 72,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,674.67 : 104,321.95 = 52,943.23 : x
  2. Step 2: Convert to fraction form
    75,674.67/104,321.95 = 52,943.23/x
  3. Step 3: Cross multiply
    75,674.67x = 104,321.95 × 52,943.23
  4. Step 4: Simplify right side
    75,674.67x = 5,523,140,992.90
  5. Step 5: Solve for x
    x = 5,523,140,992.90/75,674.67
  6. Step 6: Final answer
    x = 72,985.33

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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.