Home / 150,419.28-225,391.56-55,518.84

Finding the Fourth Proportional to 150,419.28, 225,391.56 and 55,518.84

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Solution

The fourth proportional to 150,419.28, 225,391.56 and 55,518.84 is: 83,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,419.28 : 225,391.56 = 55,518.84 : x
  2. Step 2: Convert to fraction form
    150,419.28/225,391.56 = 55,518.84/x
  3. Step 3: Cross multiply
    150,419.28x = 225,391.56 × 55,518.84
  4. Step 4: Simplify right side
    150,419.28x = 12,513,477,956.99
  5. Step 5: Solve for x
    x = 12,513,477,956.99/150,419.28
  6. Step 6: Final answer
    x = 83,190.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.