Finding the Fourth Proportional to 235,726.94, 353,602.06 and 67,272.09
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Solution
The fourth proportional to 235,726.94, 353,602.06 and 67,272.09 is: 100,911.46
Step by Step Solution
- Step 1: Write the proportion equation
235,726.94 : 353,602.06 = 67,272.09 : x - Step 2: Convert to fraction form
235,726.94/353,602.06 = 67,272.09/x - Step 3: Cross multiply
235,726.94x = 353,602.06 × 67,272.09 - Step 4: Simplify right side
235,726.94x = 23,787,549,436.33 - Step 5: Solve for x
x = 23,787,549,436.33/235,726.94 - Step 6: Final answer
x = 100,911.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.