Home / 225,661.03-311,446.53-144,024.50

Finding the Fourth Proportional to 225,661.03, 311,446.53 and 144,024.50

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Solution

The fourth proportional to 225,661.03, 311,446.53 and 144,024.50 is: 198,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,661.03 : 311,446.53 = 144,024.50 : x
  2. Step 2: Convert to fraction form
    225,661.03/311,446.53 = 144,024.50/x
  3. Step 3: Cross multiply
    225,661.03x = 311,446.53 × 144,024.50
  4. Step 4: Simplify right side
    225,661.03x = 44,855,931,538.60
  5. Step 5: Solve for x
    x = 44,855,931,538.60/225,661.03
  6. Step 6: Final answer
    x = 198,775.71

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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.