Finding the Fourth Proportional to 368.06, 551.88 and 124.58
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Solution
The fourth proportional to 368.06, 551.88 and 124.58 is: 186.80
Step by Step Solution
- Step 1: Write the proportion equation
368.06 : 551.88 = 124.58 : x - Step 2: Convert to fraction form
368.06/551.88 = 124.58/x - Step 3: Cross multiply
368.06x = 551.88 × 124.58 - Step 4: Simplify right side
368.06x = 68,753.21 - Step 5: Solve for x
x = 68,753.21/368.06 - Step 6: Final answer
x = 186.80
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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.