Home / 304,153.18-419,709.73-168,162.11

Finding the Fourth Proportional to 304,153.18, 419,709.73 and 168,162.11

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Solution

The fourth proportional to 304,153.18, 419,709.73 and 168,162.11 is: 232,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,153.18 : 419,709.73 = 168,162.11 : x
  2. Step 2: Convert to fraction form
    304,153.18/419,709.73 = 168,162.11/x
  3. Step 3: Cross multiply
    304,153.18x = 419,709.73 × 168,162.11
  4. Step 4: Simplify right side
    304,153.18x = 70,579,273,784.33
  5. Step 5: Solve for x
    x = 70,579,273,784.33/304,153.18
  6. Step 6: Final answer
    x = 232,051.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.