Finding the Fourth Proportional to 88,913.08, 122,695.51 and 48,619.02
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Solution
The fourth proportional to 88,913.08, 122,695.51 and 48,619.02 is: 67,091.76
Step by Step Solution
- Step 1: Write the proportion equation
88,913.08 : 122,695.51 = 48,619.02 : x - Step 2: Convert to fraction form
88,913.08/122,695.51 = 48,619.02/x - Step 3: Cross multiply
88,913.08x = 122,695.51 × 48,619.02 - Step 4: Simplify right side
88,913.08x = 5,965,335,454.60 - Step 5: Solve for x
x = 5,965,335,454.60/88,913.08 - Step 6: Final answer
x = 67,091.76
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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.