Finding the Fourth Proportional to 83,666.09, 125,518.86 and 27,506.36
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Solution
The fourth proportional to 83,666.09, 125,518.86 and 27,506.36 is: 41,266.02
Step by Step Solution
- Step 1: Write the proportion equation
83,666.09 : 125,518.86 = 27,506.36 : x - Step 2: Convert to fraction form
83,666.09/125,518.86 = 27,506.36/x - Step 3: Cross multiply
83,666.09x = 125,518.86 × 27,506.36 - Step 4: Simplify right side
83,666.09x = 3,452,566,322.36 - Step 5: Solve for x
x = 3,452,566,322.36/83,666.09 - Step 6: Final answer
x = 41,266.02
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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.