Finding the Fourth Proportional to 228,484.08, 315,296.24 and 125,115.44
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Solution
The fourth proportional to 228,484.08, 315,296.24 and 125,115.44 is: 172,652.85
Step by Step Solution
- Step 1: Write the proportion equation
228,484.08 : 315,296.24 = 125,115.44 : x - Step 2: Convert to fraction form
228,484.08/315,296.24 = 125,115.44/x - Step 3: Cross multiply
228,484.08x = 315,296.24 × 125,115.44 - Step 4: Simplify right side
228,484.08x = 39,448,427,797.95 - Step 5: Solve for x
x = 39,448,427,797.95/228,484.08 - Step 6: Final answer
x = 172,652.85
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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.