Finding the Fourth Proportional to 96,393.15, 133,022.93 and 53,951.63
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Solution
The fourth proportional to 96,393.15, 133,022.93 and 53,951.63 is: 74,453.45
Step by Step Solution
- Step 1: Write the proportion equation
96,393.15 : 133,022.93 = 53,951.63 : x - Step 2: Convert to fraction form
96,393.15/133,022.93 = 53,951.63/x - Step 3: Cross multiply
96,393.15x = 133,022.93 × 53,951.63 - Step 4: Simplify right side
96,393.15x = 7,176,802,966.00 - Step 5: Solve for x
x = 7,176,802,966.00/96,393.15 - Step 6: Final answer
x = 74,453.45
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1.5x scale
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.