Finding the Fourth Proportional to 182,565.73, 273,603.81 and 142,088.13
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Solution
The fourth proportional to 182,565.73, 273,603.81 and 142,088.13 is: 212,941.68
Step by Step Solution
- Step 1: Write the proportion equation
182,565.73 : 273,603.81 = 142,088.13 : x - Step 2: Convert to fraction form
182,565.73/273,603.81 = 142,088.13/x - Step 3: Cross multiply
182,565.73x = 273,603.81 × 142,088.13 - Step 4: Simplify right side
182,565.73x = 38,875,853,723.78 - Step 5: Solve for x
x = 38,875,853,723.78/182,565.73 - Step 6: Final answer
x = 212,941.68
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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.