Finding the Fourth Proportional to 80,397.79, 110,941.62 and 44,587.69
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Solution
The fourth proportional to 80,397.79, 110,941.62 and 44,587.69 is: 61,526.95
Step by Step Solution
- Step 1: Write the proportion equation
80,397.79 : 110,941.62 = 44,587.69 : x - Step 2: Convert to fraction form
80,397.79/110,941.62 = 44,587.69/x - Step 3: Cross multiply
80,397.79x = 110,941.62 × 44,587.69 - Step 4: Simplify right side
80,397.79x = 4,946,630,560.66 - Step 5: Solve for x
x = 4,946,630,560.66/80,397.79 - Step 6: Final answer
x = 61,526.95
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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.