Finding the Fourth Proportional to 119,589.72, 164,853.52 and 98,332.08
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Solution
The fourth proportional to 119,589.72, 164,853.52 and 98,332.08 is: 135,550.02
Step by Step Solution
- Step 1: Write the proportion equation
119,589.72 : 164,853.52 = 98,332.08 : x - Step 2: Convert to fraction form
119,589.72/164,853.52 = 98,332.08/x - Step 3: Cross multiply
119,589.72x = 164,853.52 × 98,332.08 - Step 4: Simplify right side
119,589.72x = 16,210,389,516.92 - Step 5: Solve for x
x = 16,210,389,516.92/119,589.72 - Step 6: Final answer
x = 135,550.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.