Finding the Fourth Proportional to 74,927.62, 103,414.62 and 48,104.02
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Solution
The fourth proportional to 74,927.62, 103,414.62 and 48,104.02 is: 66,392.86
Step by Step Solution
- Step 1: Write the proportion equation
74,927.62 : 103,414.62 = 48,104.02 : x - Step 2: Convert to fraction form
74,927.62/103,414.62 = 48,104.02/x - Step 3: Cross multiply
74,927.62x = 103,414.62 × 48,104.02 - Step 4: Simplify right side
74,927.62x = 4,974,658,948.77 - Step 5: Solve for x
x = 4,974,658,948.77/74,927.62 - Step 6: Final answer
x = 66,392.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.