Finding the Fourth Proportional to 169,355.88, 233,730.36 and 97,755.12
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Solution
The fourth proportional to 169,355.88, 233,730.36 and 97,755.12 is: 134,913.17
Step by Step Solution
- Step 1: Write the proportion equation
169,355.88 : 233,730.36 = 97,755.12 : x - Step 2: Convert to fraction form
169,355.88/233,730.36 = 97,755.12/x - Step 3: Cross multiply
169,355.88x = 233,730.36 × 97,755.12 - Step 4: Simplify right side
169,355.88x = 22,848,339,389.44 - Step 5: Solve for x
x = 22,848,339,389.44/169,355.88 - Step 6: Final answer
x = 134,913.17
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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.