Home / 226,689.48-312,812.08-131,202.04

Finding the Fourth Proportional to 226,689.48, 312,812.08 and 131,202.04

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Solution

The fourth proportional to 226,689.48, 312,812.08 and 131,202.04 is: 181,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,689.48 : 312,812.08 = 131,202.04 : x
  2. Step 2: Convert to fraction form
    226,689.48/312,812.08 = 131,202.04/x
  3. Step 3: Cross multiply
    226,689.48x = 312,812.08 × 131,202.04
  4. Step 4: Simplify right side
    226,689.48x = 41,041,583,032.64
  5. Step 5: Solve for x
    x = 41,041,583,032.64/226,689.48
  6. Step 6: Final answer
    x = 181,047.59

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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.