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Finding the Fourth Proportional to 202,366.60, 303,547.02 and 91,558.60

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Solution

The fourth proportional to 202,366.60, 303,547.02 and 91,558.60 is: 137,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,366.60 : 303,547.02 = 91,558.60 : x
  2. Step 2: Convert to fraction form
    202,366.60/303,547.02 = 91,558.60/x
  3. Step 3: Cross multiply
    202,366.60x = 303,547.02 × 91,558.60
  4. Step 4: Simplify right side
    202,366.60x = 27,792,340,185.37
  5. Step 5: Solve for x
    x = 27,792,340,185.37/202,366.60
  6. Step 6: Final answer
    x = 137,336.60

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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.