Finding the Fourth Proportional to 254,562.68, 381,926.97 and 121,425.63
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Solution
The fourth proportional to 254,562.68, 381,926.97 and 121,425.63 is: 182,178.02
Step by Step Solution
- Step 1: Write the proportion equation
254,562.68 : 381,926.97 = 121,425.63 : x - Step 2: Convert to fraction form
254,562.68/381,926.97 = 121,425.63/x - Step 3: Cross multiply
254,562.68x = 381,926.97 × 121,425.63 - Step 4: Simplify right side
254,562.68x = 46,375,722,946.24 - Step 5: Solve for x
x = 46,375,722,946.24/254,562.68 - Step 6: Final answer
x = 182,178.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.