Finding the Fourth Proportional to 124,122.92, 171,286.26 and 67,533.08
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Solution
The fourth proportional to 124,122.92, 171,286.26 and 67,533.08 is: 93,193.82
Step by Step Solution
- Step 1: Write the proportion equation
124,122.92 : 171,286.26 = 67,533.08 : x - Step 2: Convert to fraction form
124,122.92/171,286.26 = 67,533.08/x - Step 3: Cross multiply
124,122.92x = 171,286.26 × 67,533.08 - Step 4: Simplify right side
124,122.92x = 11,567,488,699.48 - Step 5: Solve for x
x = 11,567,488,699.48/124,122.92 - Step 6: Final answer
x = 93,193.82
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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.