Finding the Fourth Proportional to 102,473.19, 153,724.16 and 35,898.08
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Solution
The fourth proportional to 102,473.19, 153,724.16 and 35,898.08 is: 53,852.15
Step by Step Solution
- Step 1: Write the proportion equation
102,473.19 : 153,724.16 = 35,898.08 : x - Step 2: Convert to fraction form
102,473.19/153,724.16 = 35,898.08/x - Step 3: Cross multiply
102,473.19x = 153,724.16 × 35,898.08 - Step 4: Simplify right side
102,473.19x = 5,518,401,514.74 - Step 5: Solve for x
x = 5,518,401,514.74/102,473.19 - Step 6: Final answer
x = 53,852.15
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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.