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Finding the Fourth Proportional to 202,980.20, 303,887.10 and 124,248.20

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Solution

The fourth proportional to 202,980.20, 303,887.10 and 124,248.20 is: 186,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,980.20 : 303,887.10 = 124,248.20 : x
  2. Step 2: Convert to fraction form
    202,980.20/303,887.10 = 124,248.20/x
  3. Step 3: Cross multiply
    202,980.20x = 303,887.10 × 124,248.20
  4. Step 4: Simplify right side
    202,980.20x = 37,757,425,178.22
  5. Step 5: Solve for x
    x = 37,757,425,178.22/202,980.20
  6. Step 6: Final answer
    x = 186,015.31

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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.