Finding the Fourth Proportional to 96,397.16, 133,028.04 and 53,955.68
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Solution
The fourth proportional to 96,397.16, 133,028.04 and 53,955.68 is: 74,458.82
Step by Step Solution
- Step 1: Write the proportion equation
96,397.16 : 133,028.04 = 53,955.68 : x - Step 2: Convert to fraction form
96,397.16/133,028.04 = 53,955.68/x - Step 3: Cross multiply
96,397.16x = 133,028.04 × 53,955.68 - Step 4: Simplify right side
96,397.16x = 7,177,618,357.27 - Step 5: Solve for x
x = 7,177,618,357.27/96,397.16 - Step 6: Final answer
x = 74,458.82
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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.