Home / 202,185.23-303,210.07-67,218.17

Finding the Fourth Proportional to 202,185.23, 303,210.07 and 67,218.17

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Solution

The fourth proportional to 202,185.23, 303,210.07 and 67,218.17 is: 100,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,185.23 : 303,210.07 = 67,218.17 : x
  2. Step 2: Convert to fraction form
    202,185.23/303,210.07 = 67,218.17/x
  3. Step 3: Cross multiply
    202,185.23x = 303,210.07 × 67,218.17
  4. Step 4: Simplify right side
    202,185.23x = 20,381,224,346.88
  5. Step 5: Solve for x
    x = 20,381,224,346.88/202,185.23
  6. Step 6: Final answer
    x = 100,804.72

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1.5x scale

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.