Finding the Fourth Proportional to 185,136.76, 277,691.28 and 66,808.09
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Solution
The fourth proportional to 185,136.76, 277,691.28 and 66,808.09 is: 100,207.14
Step by Step Solution
- Step 1: Write the proportion equation
185,136.76 : 277,691.28 = 66,808.09 : x - Step 2: Convert to fraction form
185,136.76/277,691.28 = 66,808.09/x - Step 3: Cross multiply
185,136.76x = 277,691.28 × 66,808.09 - Step 4: Simplify right side
185,136.76x = 18,552,024,123.04 - Step 5: Solve for x
x = 18,552,024,123.04/185,136.76 - Step 6: Final answer
x = 100,207.14
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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.