Finding the Fourth Proportional to 97,553.58, 134,621.19 and 57,266.70
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Solution
The fourth proportional to 97,553.58, 134,621.19 and 57,266.70 is: 79,026.43
Step by Step Solution
- Step 1: Write the proportion equation
97,553.58 : 134,621.19 = 57,266.70 : x - Step 2: Convert to fraction form
97,553.58/134,621.19 = 57,266.70/x - Step 3: Cross multiply
97,553.58x = 134,621.19 × 57,266.70 - Step 4: Simplify right side
97,553.58x = 7,709,311,301.37 - Step 5: Solve for x
x = 7,709,311,301.37/97,553.58 - Step 6: Final answer
x = 79,026.43
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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.