Finding the Fourth Proportional to 96,449.93, 133,097.88 and 53,427.70
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Solution
The fourth proportional to 96,449.93, 133,097.88 and 53,427.70 is: 73,728.54
Step by Step Solution
- Step 1: Write the proportion equation
96,449.93 : 133,097.88 = 53,427.70 : x - Step 2: Convert to fraction form
96,449.93/133,097.88 = 53,427.70/x - Step 3: Cross multiply
96,449.93x = 133,097.88 × 53,427.70 - Step 4: Simplify right side
96,449.93x = 7,111,112,937.79 - Step 5: Solve for x
x = 7,111,112,937.79/96,449.93 - Step 6: Final answer
x = 73,728.54
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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.