Finding the Fourth Proportional to 96,918.04, 133,739.98 and 54,482.92
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Solution
The fourth proportional to 96,918.04, 133,739.98 and 54,482.92 is: 75,182.54
Step by Step Solution
- Step 1: Write the proportion equation
96,918.04 : 133,739.98 = 54,482.92 : x - Step 2: Convert to fraction form
96,918.04/133,739.98 = 54,482.92/x - Step 3: Cross multiply
96,918.04x = 133,739.98 × 54,482.92 - Step 4: Simplify right side
96,918.04x = 7,286,544,631.14 - Step 5: Solve for x
x = 7,286,544,631.14/96,918.04 - Step 6: Final answer
x = 75,182.54
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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.