Finding the Fourth Proportional to 97,744.20, 146,616.30 and 58,345.80
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Solution
The fourth proportional to 97,744.20, 146,616.30 and 58,345.80 is: 87,518.70
Step by Step Solution
- Step 1: Write the proportion equation
97,744.20 : 146,616.30 = 58,345.80 : x - Step 2: Convert to fraction form
97,744.20/146,616.30 = 58,345.80/x - Step 3: Cross multiply
97,744.20x = 146,616.30 × 58,345.80 - Step 4: Simplify right side
97,744.20x = 8,554,445,316.54 - Step 5: Solve for x
x = 8,554,445,316.54/97,744.20 - Step 6: Final answer
x = 87,518.70
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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.