Finding the Fourth Proportional to 176,452.08, 243,476.46 and 104,830.26
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Solution
The fourth proportional to 176,452.08, 243,476.46 and 104,830.26 is: 144,649.47
Step by Step Solution
- Step 1: Write the proportion equation
176,452.08 : 243,476.46 = 104,830.26 : x - Step 2: Convert to fraction form
176,452.08/243,476.46 = 104,830.26/x - Step 3: Cross multiply
176,452.08x = 243,476.46 × 104,830.26 - Step 4: Simplify right side
176,452.08x = 25,523,700,605.68 - Step 5: Solve for x
x = 25,523,700,605.68/176,452.08 - Step 6: Final answer
x = 144,649.47
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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.