Home / 226,541.36-312,557.82-148,994.90

Finding the Fourth Proportional to 226,541.36, 312,557.82 and 148,994.90

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Solution

The fourth proportional to 226,541.36, 312,557.82 and 148,994.90 is: 205,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,541.36 : 312,557.82 = 148,994.90 : x
  2. Step 2: Convert to fraction form
    226,541.36/312,557.82 = 148,994.90/x
  3. Step 3: Cross multiply
    226,541.36x = 312,557.82 × 148,994.90
  4. Step 4: Simplify right side
    226,541.36x = 46,569,519,572.33
  5. Step 5: Solve for x
    x = 46,569,519,572.33/226,541.36
  6. Step 6: Final answer
    x = 205,567.41

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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.