Home / 224,119.37-309,279.41-122,148.05

Finding the Fourth Proportional to 224,119.37, 309,279.41 and 122,148.05

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Solution

The fourth proportional to 224,119.37, 309,279.41 and 122,148.05 is: 168,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,119.37 : 309,279.41 = 122,148.05 : x
  2. Step 2: Convert to fraction form
    224,119.37/309,279.41 = 122,148.05/x
  3. Step 3: Cross multiply
    224,119.37x = 309,279.41 × 122,148.05
  4. Step 4: Simplify right side
    224,119.37x = 37,777,876,225.91
  5. Step 5: Solve for x
    x = 37,777,876,225.91/224,119.37
  6. Step 6: Final answer
    x = 168,561.41

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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.