Finding the Fourth Proportional to 88,449.29, 122,056.35 and 48,162.95
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Solution
The fourth proportional to 88,449.29, 122,056.35 and 48,162.95 is: 66,462.88
Step by Step Solution
- Step 1: Write the proportion equation
88,449.29 : 122,056.35 = 48,162.95 : x - Step 2: Convert to fraction form
88,449.29/122,056.35 = 48,162.95/x - Step 3: Cross multiply
88,449.29x = 122,056.35 × 48,162.95 - Step 4: Simplify right side
88,449.29x = 5,878,594,187.37 - Step 5: Solve for x
x = 5,878,594,187.37/88,449.29 - Step 6: Final answer
x = 66,462.88
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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.