Finding the Fourth Proportional to 97,354.89, 134,347.29 and 54,910.08
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Solution
The fourth proportional to 97,354.89, 134,347.29 and 54,910.08 is: 75,774.52
Step by Step Solution
- Step 1: Write the proportion equation
97,354.89 : 134,347.29 = 54,910.08 : x - Step 2: Convert to fraction form
97,354.89/134,347.29 = 54,910.08/x - Step 3: Cross multiply
97,354.89x = 134,347.29 × 54,910.08 - Step 4: Simplify right side
97,354.89x = 7,377,020,441.68 - Step 5: Solve for x
x = 7,377,020,441.68/97,354.89 - Step 6: Final answer
x = 75,774.52
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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.