Finding the Fourth Proportional to 101,599.08, 140,194.75 and 58,578.09
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Solution
The fourth proportional to 101,599.08, 140,194.75 and 58,578.09 is: 80,830.86
Step by Step Solution
- Step 1: Write the proportion equation
101,599.08 : 140,194.75 = 58,578.09 : x - Step 2: Convert to fraction form
101,599.08/140,194.75 = 58,578.09/x - Step 3: Cross multiply
101,599.08x = 140,194.75 × 58,578.09 - Step 4: Simplify right side
101,599.08x = 8,212,340,683.03 - Step 5: Solve for x
x = 8,212,340,683.03/101,599.08 - Step 6: Final answer
x = 80,830.86
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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.