Finding the Fourth Proportional to 226,272.06, 312,257.43 and 124,299.60
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Solution
The fourth proportional to 226,272.06, 312,257.43 and 124,299.60 is: 171,534.54
Step by Step Solution
- Step 1: Write the proportion equation
226,272.06 : 312,257.43 = 124,299.60 : x - Step 2: Convert to fraction form
226,272.06/312,257.43 = 124,299.60/x - Step 3: Cross multiply
226,272.06x = 312,257.43 × 124,299.60 - Step 4: Simplify right side
226,272.06x = 38,813,473,646.03 - Step 5: Solve for x
x = 38,813,473,646.03/226,272.06 - Step 6: Final answer
x = 171,534.54
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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.