Home / 202,140-303,276.96-61,899.84

Finding the Fourth Proportional to 202,140, 303,276.96 and 61,899.84

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Solution

The fourth proportional to 202,140, 303,276.96 and 61,899.84 is: 92,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,140 : 303,276.96 = 61,899.84 : x
  2. Step 2: Convert to fraction form
    202,140/303,276.96 = 61,899.84/x
  3. Step 3: Cross multiply
    202,140x = 303,276.96 × 61,899.84
  4. Step 4: Simplify right side
    202,140x = 18,772,795,299.69
  5. Step 5: Solve for x
    x = 18,772,795,299.69/202,140
  6. Step 6: Final answer
    x = 92,870.26

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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.