Finding the Fourth Proportional to 96,385.73, 133,012.28 and 53,944.26
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Solution
The fourth proportional to 96,385.73, 133,012.28 and 53,944.26 is: 74,443.07
Step by Step Solution
- Step 1: Write the proportion equation
96,385.73 : 133,012.28 = 53,944.26 : x - Step 2: Convert to fraction form
96,385.73/133,012.28 = 53,944.26/x - Step 3: Cross multiply
96,385.73x = 133,012.28 × 53,944.26 - Step 4: Simplify right side
96,385.73x = 7,175,249,015.51 - Step 5: Solve for x
x = 7,175,249,015.51/96,385.73 - Step 6: Final answer
x = 74,443.07
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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.