Finding the Fourth Proportional to 114,154.08, 171,211.68 and 31,048.08
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Solution
The fourth proportional to 114,154.08, 171,211.68 and 31,048.08 is: 46,566.83
Step by Step Solution
- Step 1: Write the proportion equation
114,154.08 : 171,211.68 = 31,048.08 : x - Step 2: Convert to fraction form
114,154.08/171,211.68 = 31,048.08/x - Step 3: Cross multiply
114,154.08x = 171,211.68 × 31,048.08 - Step 4: Simplify right side
114,154.08x = 5,315,793,937.57 - Step 5: Solve for x
x = 5,315,793,937.57/114,154.08 - Step 6: Final answer
x = 46,566.83
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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.