Finding the Fourth Proportional to 97,097.46, 145,702.79 and 40,934.14
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Solution
The fourth proportional to 97,097.46, 145,702.79 and 40,934.14 is: 61,425.07
Step by Step Solution
- Step 1: Write the proportion equation
97,097.46 : 145,702.79 = 40,934.14 : x - Step 2: Convert to fraction form
97,097.46/145,702.79 = 40,934.14/x - Step 3: Cross multiply
97,097.46x = 145,702.79 × 40,934.14 - Step 4: Simplify right side
97,097.46x = 5,964,218,404.25 - Step 5: Solve for x
x = 5,964,218,404.25/97,097.46 - Step 6: Final answer
x = 61,425.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.