Finding the Fourth Proportional to 96,833.29, 133,631.67 and 53,816.71
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Solution
The fourth proportional to 96,833.29, 133,631.67 and 53,816.71 is: 74,268.02
Step by Step Solution
- Step 1: Write the proportion equation
96,833.29 : 133,631.67 = 53,816.71 : x - Step 2: Convert to fraction form
96,833.29/133,631.67 = 53,816.71/x - Step 3: Cross multiply
96,833.29x = 133,631.67 × 53,816.71 - Step 4: Simplify right side
96,833.29x = 7,191,616,831.21 - Step 5: Solve for x
x = 7,191,616,831.21/96,833.29 - Step 6: Final answer
x = 74,268.02
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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.