Finding the Fourth Proportional to 176,158.62, 243,161.93 and 104,538.62
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Solution
The fourth proportional to 176,158.62, 243,161.93 and 104,538.62 is: 144,300.70
Step by Step Solution
- Step 1: Write the proportion equation
176,158.62 : 243,161.93 = 104,538.62 : x - Step 2: Convert to fraction form
176,158.62/243,161.93 = 104,538.62/x - Step 3: Cross multiply
176,158.62x = 243,161.93 × 104,538.62 - Step 4: Simplify right side
176,158.62x = 25,419,812,598.74 - Step 5: Solve for x
x = 25,419,812,598.74/176,158.62 - Step 6: Final answer
x = 144,300.70
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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.