Finding the Fourth Proportional to 238,184.09, 328,681.96 and 141,392.08
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Solution
The fourth proportional to 238,184.09, 328,681.96 and 141,392.08 is: 195,113.90
Step by Step Solution
- Step 1: Write the proportion equation
238,184.09 : 328,681.96 = 141,392.08 : x - Step 2: Convert to fraction form
238,184.09/328,681.96 = 141,392.08/x - Step 3: Cross multiply
238,184.09x = 328,681.96 × 141,392.08 - Step 4: Simplify right side
238,184.09x = 46,473,025,982.88 - Step 5: Solve for x
x = 46,473,025,982.88/238,184.09 - Step 6: Final answer
x = 195,113.90
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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.