Finding the Fourth Proportional to 97,285.62, 145,923.12 and 29,817.56
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Solution
The fourth proportional to 97,285.62, 145,923.12 and 29,817.56 is: 44,724.71
Step by Step Solution
- Step 1: Write the proportion equation
97,285.62 : 145,923.12 = 29,817.56 : x - Step 2: Convert to fraction form
97,285.62/145,923.12 = 29,817.56/x - Step 3: Cross multiply
97,285.62x = 145,923.12 × 29,817.56 - Step 4: Simplify right side
97,285.62x = 4,351,071,385.99 - Step 5: Solve for x
x = 4,351,071,385.99/97,285.62 - Step 6: Final answer
x = 44,724.71
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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.