Finding the Fourth Proportional to 238,072.84, 328,555.08 and 157,360.44
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Solution
The fourth proportional to 238,072.84, 328,555.08 and 157,360.44 is: 217,167.03
Step by Step Solution
- Step 1: Write the proportion equation
238,072.84 : 328,555.08 = 157,360.44 : x - Step 2: Convert to fraction form
238,072.84/328,555.08 = 157,360.44/x - Step 3: Cross multiply
238,072.84x = 328,555.08 × 157,360.44 - Step 4: Simplify right side
238,072.84x = 51,701,571,953.04 - Step 5: Solve for x
x = 51,701,571,953.04/238,072.84 - Step 6: Final answer
x = 217,167.03
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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.