Finding the Fourth Proportional to 97,310.70, 145,966.05 and 62,318.70
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Solution
The fourth proportional to 97,310.70, 145,966.05 and 62,318.70 is: 93,478.05
Step by Step Solution
- Step 1: Write the proportion equation
97,310.70 : 145,966.05 = 62,318.70 : x - Step 2: Convert to fraction form
97,310.70/145,966.05 = 62,318.70/x - Step 3: Cross multiply
97,310.70x = 145,966.05 × 62,318.70 - Step 4: Simplify right side
97,310.70x = 9,096,414,480.14 - Step 5: Solve for x
x = 9,096,414,480.14/97,310.70 - Step 6: Final answer
x = 93,478.05
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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.