Finding the Fourth Proportional to 79,537.80, 119,267.82 and 46,269.48
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Solution
The fourth proportional to 79,537.80, 119,267.82 and 46,269.48 is: 69,381.60
Step by Step Solution
- Step 1: Write the proportion equation
79,537.80 : 119,267.82 = 46,269.48 : x - Step 2: Convert to fraction form
79,537.80/119,267.82 = 46,269.48/x - Step 3: Cross multiply
79,537.80x = 119,267.82 × 46,269.48 - Step 4: Simplify right side
79,537.80x = 5,518,460,012.13 - Step 5: Solve for x
x = 5,518,460,012.13/79,537.80 - Step 6: Final answer
x = 69,381.60
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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.