Finding the Fourth Proportional to 117,325.17, 174,478.49 and 113,588.44
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Solution
The fourth proportional to 117,325.17, 174,478.49 and 113,588.44 is: 168,921.46
Step by Step Solution
- Step 1: Write the proportion equation
117,325.17 : 174,478.49 = 113,588.44 : x - Step 2: Convert to fraction form
117,325.17/174,478.49 = 113,588.44/x - Step 3: Cross multiply
117,325.17x = 174,478.49 × 113,588.44 - Step 4: Simplify right side
117,325.17x = 19,818,739,492.66 - Step 5: Solve for x
x = 19,818,739,492.66/117,325.17 - Step 6: Final answer
x = 168,921.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.