Home / 203,101.05-304,665.40-53,341.08

Finding the Fourth Proportional to 203,101.05, 304,665.40 and 53,341.08

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Solution

The fourth proportional to 203,101.05, 304,665.40 and 53,341.08 is: 80,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,101.05 : 304,665.40 = 53,341.08 : x
  2. Step 2: Convert to fraction form
    203,101.05/304,665.40 = 53,341.08/x
  3. Step 3: Cross multiply
    203,101.05x = 304,665.40 × 53,341.08
  4. Step 4: Simplify right side
    203,101.05x = 16,251,180,398.81
  5. Step 5: Solve for x
    x = 16,251,180,398.81/203,101.05
  6. Step 6: Final answer
    x = 80,015.24

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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.