Home / 226,532.80-312,608.61-124,558.15

Finding the Fourth Proportional to 226,532.80, 312,608.61 and 124,558.15

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Solution

The fourth proportional to 226,532.80, 312,608.61 and 124,558.15 is: 171,886.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,532.80 : 312,608.61 = 124,558.15 : x
  2. Step 2: Convert to fraction form
    226,532.80/312,608.61 = 124,558.15/x
  3. Step 3: Cross multiply
    226,532.80x = 312,608.61 × 124,558.15
  4. Step 4: Simplify right side
    226,532.80x = 38,937,950,135.67
  5. Step 5: Solve for x
    x = 38,937,950,135.67/226,532.80
  6. Step 6: Final answer
    x = 171,886.59

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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.