Finding the Fourth Proportional to 115,736.08, 173,617.98 and 40,840.75
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Solution
The fourth proportional to 115,736.08, 173,617.98 and 40,840.75 is: 61,266.02
Step by Step Solution
- Step 1: Write the proportion equation
115,736.08 : 173,617.98 = 40,840.75 : x - Step 2: Convert to fraction form
115,736.08/173,617.98 = 40,840.75/x - Step 3: Cross multiply
115,736.08x = 173,617.98 × 40,840.75 - Step 4: Simplify right side
115,736.08x = 7,090,688,516.69 - Step 5: Solve for x
x = 7,090,688,516.69/115,736.08 - Step 6: Final answer
x = 61,266.02
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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.