Finding the Fourth Proportional to 174,419.10, 240,695.29 and 97,938.80
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Solution
The fourth proportional to 174,419.10, 240,695.29 and 97,938.80 is: 135,153.82
Step by Step Solution
- Step 1: Write the proportion equation
174,419.10 : 240,695.29 = 97,938.80 : x - Step 2: Convert to fraction form
174,419.10/240,695.29 = 97,938.80/x - Step 3: Cross multiply
174,419.10x = 240,695.29 × 97,938.80 - Step 4: Simplify right side
174,419.10x = 23,573,407,689.81 - Step 5: Solve for x
x = 23,573,407,689.81/174,419.10 - Step 6: Final answer
x = 135,153.82
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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.