Home / 226,441.98-312,559.56-145,869.26

Finding the Fourth Proportional to 226,441.98, 312,559.56 and 145,869.26

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Solution

The fourth proportional to 226,441.98, 312,559.56 and 145,869.26 is: 201,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,441.98 : 312,559.56 = 145,869.26 : x
  2. Step 2: Convert to fraction form
    226,441.98/312,559.56 = 145,869.26/x
  3. Step 3: Cross multiply
    226,441.98x = 312,559.56 × 145,869.26
  4. Step 4: Simplify right side
    226,441.98x = 45,592,830,160.33
  5. Step 5: Solve for x
    x = 45,592,830,160.33/226,441.98
  6. Step 6: Final answer
    x = 201,344.42

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1.5x scale

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.