Finding the Fourth Proportional to 194,616.38, 292,055.58 and 68,257.80
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Solution
The fourth proportional to 194,616.38, 292,055.58 and 68,257.80 is: 102,432.65
Step by Step Solution
- Step 1: Write the proportion equation
194,616.38 : 292,055.58 = 68,257.80 : x - Step 2: Convert to fraction form
194,616.38/292,055.58 = 68,257.80/x - Step 3: Cross multiply
194,616.38x = 292,055.58 × 68,257.80 - Step 4: Simplify right side
194,616.38x = 19,935,071,368.52 - Step 5: Solve for x
x = 19,935,071,368.52/194,616.38 - Step 6: Final answer
x = 102,432.65
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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.