Finding the Fourth Proportional to 85,338.08, 127,885.12 and 62,670.96
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Solution
The fourth proportional to 85,338.08, 127,885.12 and 62,670.96 is: 93,916.84
Step by Step Solution
- Step 1: Write the proportion equation
85,338.08 : 127,885.12 = 62,670.96 : x - Step 2: Convert to fraction form
85,338.08/127,885.12 = 62,670.96/x - Step 3: Cross multiply
85,338.08x = 127,885.12 × 62,670.96 - Step 4: Simplify right side
85,338.08x = 8,014,683,083.44 - Step 5: Solve for x
x = 8,014,683,083.44/85,338.08 - Step 6: Final answer
x = 93,916.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.