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Finding the Fourth Proportional to 224,849.83, 310,296.84 and 122,879.60

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Solution

The fourth proportional to 224,849.83, 310,296.84 and 122,879.60 is: 169,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,849.83 : 310,296.84 = 122,879.60 : x
  2. Step 2: Convert to fraction form
    224,849.83/310,296.84 = 122,879.60/x
  3. Step 3: Cross multiply
    224,849.83x = 310,296.84 × 122,879.60
  4. Step 4: Simplify right side
    224,849.83x = 38,129,150,966.07
  5. Step 5: Solve for x
    x = 38,129,150,966.07/224,849.83
  6. Step 6: Final answer
    x = 169,576.08

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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.