Finding the Fourth Proportional to 79,555.14, 119,332.98 and 27,001.80
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Solution
The fourth proportional to 79,555.14, 119,332.98 and 27,001.80 is: 40,502.79
Step by Step Solution
- Step 1: Write the proportion equation
79,555.14 : 119,332.98 = 27,001.80 : x - Step 2: Convert to fraction form
79,555.14/119,332.98 = 27,001.80/x - Step 3: Cross multiply
79,555.14x = 119,332.98 × 27,001.80 - Step 4: Simplify right side
79,555.14x = 3,222,205,259.36 - Step 5: Solve for x
x = 3,222,205,259.36/79,555.14 - Step 6: Final answer
x = 40,502.79
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1.5x scale
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.