Home / 224,288.55-309,516.26-122,315.63

Finding the Fourth Proportional to 224,288.55, 309,516.26 and 122,315.63

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Solution

The fourth proportional to 224,288.55, 309,516.26 and 122,315.63 is: 168,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,288.55 : 309,516.26 = 122,315.63 : x
  2. Step 2: Convert to fraction form
    224,288.55/309,516.26 = 122,315.63/x
  3. Step 3: Cross multiply
    224,288.55x = 309,516.26 × 122,315.63
  4. Step 4: Simplify right side
    224,288.55x = 37,858,674,177.98
  5. Step 5: Solve for x
    x = 37,858,674,177.98/224,288.55
  6. Step 6: Final answer
    x = 168,794.50

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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.