Finding the Fourth Proportional to 134,037.62, 199,587.26 and 129,248.08
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Solution
The fourth proportional to 134,037.62, 199,587.26 and 129,248.08 is: 192,455.45
Step by Step Solution
- Step 1: Write the proportion equation
134,037.62 : 199,587.26 = 129,248.08 : x - Step 2: Convert to fraction form
134,037.62/199,587.26 = 129,248.08/x - Step 3: Cross multiply
134,037.62x = 199,587.26 × 129,248.08 - Step 4: Simplify right side
134,037.62x = 25,796,270,147.46 - Step 5: Solve for x
x = 25,796,270,147.46/134,037.62 - Step 6: Final answer
x = 192,455.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.