Finding the Fourth Proportional to 79,417.03, 119,107.35 and 47,405.14
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Solution
The fourth proportional to 79,417.03, 119,107.35 and 47,405.14 is: 71,096.85
Step by Step Solution
- Step 1: Write the proportion equation
79,417.03 : 119,107.35 = 47,405.14 : x - Step 2: Convert to fraction form
79,417.03/119,107.35 = 47,405.14/x - Step 3: Cross multiply
79,417.03x = 119,107.35 × 47,405.14 - Step 4: Simplify right side
79,417.03x = 5,646,300,601.78 - Step 5: Solve for x
x = 5,646,300,601.78/79,417.03 - Step 6: Final answer
x = 71,096.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.