Finding the Fourth Proportional to 80,354.18, 110,881.30 and 44,541.14
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Solution
The fourth proportional to 80,354.18, 110,881.30 and 44,541.14 is: 61,462.63
Step by Step Solution
- Step 1: Write the proportion equation
80,354.18 : 110,881.30 = 44,541.14 : x - Step 2: Convert to fraction form
80,354.18/110,881.30 = 44,541.14/x - Step 3: Cross multiply
80,354.18x = 110,881.30 × 44,541.14 - Step 4: Simplify right side
80,354.18x = 4,938,779,506.68 - Step 5: Solve for x
x = 4,938,779,506.68/80,354.18 - Step 6: Final answer
x = 61,462.63
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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.