Finding the Fourth Proportional to 88,416.08, 122,014.12 and 48,672.08
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Solution
The fourth proportional to 88,416.08, 122,014.12 and 48,672.08 is: 67,167.43
Step by Step Solution
- Step 1: Write the proportion equation
88,416.08 : 122,014.12 = 48,672.08 : x - Step 2: Convert to fraction form
88,416.08/122,014.12 = 48,672.08/x - Step 3: Cross multiply
88,416.08x = 122,014.12 × 48,672.08 - Step 4: Simplify right side
88,416.08x = 5,938,681,009.77 - Step 5: Solve for x
x = 5,938,681,009.77/88,416.08 - Step 6: Final answer
x = 67,167.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.