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Finding the Fourth Proportional to 226,055.63, 311,956.77 and 125,453.63

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Solution

The fourth proportional to 226,055.63, 311,956.77 and 125,453.63 is: 173,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,055.63 : 311,956.77 = 125,453.63 : x
  2. Step 2: Convert to fraction form
    226,055.63/311,956.77 = 125,453.63/x
  3. Step 3: Cross multiply
    226,055.63x = 311,956.77 × 125,453.63
  4. Step 4: Simplify right side
    226,055.63x = 39,136,107,639.79
  5. Step 5: Solve for x
    x = 39,136,107,639.79/226,055.63
  6. Step 6: Final answer
    x = 173,126.01

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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.