Finding the Fourth Proportional to 67,365.80, 101,048.70 and 27,909.80
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Solution
The fourth proportional to 67,365.80, 101,048.70 and 27,909.80 is: 41,864.70
Step by Step Solution
- Step 1: Write the proportion equation
67,365.80 : 101,048.70 = 27,909.80 : x - Step 2: Convert to fraction form
67,365.80/101,048.70 = 27,909.80/x - Step 3: Cross multiply
67,365.80x = 101,048.70 × 27,909.80 - Step 4: Simplify right side
67,365.80x = 2,820,249,007.26 - Step 5: Solve for x
x = 2,820,249,007.26/67,365.80 - Step 6: Final answer
x = 41,864.70
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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.