Home / 202,322.04-303,543.21-89,986.74

Finding the Fourth Proportional to 202,322.04, 303,543.21 and 89,986.74

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Solution

The fourth proportional to 202,322.04, 303,543.21 and 89,986.74 is: 135,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,322.04 : 303,543.21 = 89,986.74 : x
  2. Step 2: Convert to fraction form
    202,322.04/303,543.21 = 89,986.74/x
  3. Step 3: Cross multiply
    202,322.04x = 303,543.21 × 89,986.74
  4. Step 4: Simplify right side
    202,322.04x = 27,314,863,917.04
  5. Step 5: Solve for x
    x = 27,314,863,917.04/202,322.04
  6. Step 6: Final answer
    x = 135,006.86

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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.