Finding the Fourth Proportional to 238,194.24, 328,706.72 and 130,766.08
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Solution
The fourth proportional to 238,194.24, 328,706.72 and 130,766.08 is: 180,456.46
Step by Step Solution
- Step 1: Write the proportion equation
238,194.24 : 328,706.72 = 130,766.08 : x - Step 2: Convert to fraction form
238,194.24/328,706.72 = 130,766.08/x - Step 3: Cross multiply
238,194.24x = 328,706.72 × 130,766.08 - Step 4: Simplify right side
238,194.24x = 42,983,689,244.06 - Step 5: Solve for x
x = 42,983,689,244.06/238,194.24 - Step 6: Final answer
x = 180,456.46
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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.