Finding the Fourth Proportional to 68,167.60, 102,400.48 and 48,572.08
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Solution
The fourth proportional to 68,167.60, 102,400.48 and 48,572.08 is: 72,964.35
Step by Step Solution
- Step 1: Write the proportion equation
68,167.60 : 102,400.48 = 48,572.08 : x - Step 2: Convert to fraction form
68,167.60/102,400.48 = 48,572.08/x - Step 3: Cross multiply
68,167.60x = 102,400.48 × 48,572.08 - Step 4: Simplify right side
68,167.60x = 4,973,804,306.60 - Step 5: Solve for x
x = 4,973,804,306.60/68,167.60 - Step 6: Final answer
x = 72,964.35
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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.