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Finding the Fourth Proportional to 225,593.94, 311,306.22 and 123,599.10

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Solution

The fourth proportional to 225,593.94, 311,306.22 and 123,599.10 is: 170,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,593.94 : 311,306.22 = 123,599.10 : x
  2. Step 2: Convert to fraction form
    225,593.94/311,306.22 = 123,599.10/x
  3. Step 3: Cross multiply
    225,593.94x = 311,306.22 × 123,599.10
  4. Step 4: Simplify right side
    225,593.94x = 38,477,168,616.40
  5. Step 5: Solve for x
    x = 38,477,168,616.40/225,593.94
  6. Step 6: Final answer
    x = 170,559.41

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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.