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Finding the Fourth Proportional to 202,571.04, 303,856.71 and 52,810.95

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Solution

The fourth proportional to 202,571.04, 303,856.71 and 52,810.95 is: 79,216.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,571.04 : 303,856.71 = 52,810.95 : x
  2. Step 2: Convert to fraction form
    202,571.04/303,856.71 = 52,810.95/x
  3. Step 3: Cross multiply
    202,571.04x = 303,856.71 × 52,810.95
  4. Step 4: Simplify right side
    202,571.04x = 16,046,961,518.97
  5. Step 5: Solve for x
    x = 16,046,961,518.97/202,571.04
  6. Step 6: Final answer
    x = 79,216.46

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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.