Finding the Fourth Proportional to 235,467.70, 353,201.55 and 117,369.70
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Solution
The fourth proportional to 235,467.70, 353,201.55 and 117,369.70 is: 176,054.55
Step by Step Solution
- Step 1: Write the proportion equation
235,467.70 : 353,201.55 = 117,369.70 : x - Step 2: Convert to fraction form
235,467.70/353,201.55 = 117,369.70/x - Step 3: Cross multiply
235,467.70x = 353,201.55 × 117,369.70 - Step 4: Simplify right side
235,467.70x = 41,455,159,963.04 - Step 5: Solve for x
x = 41,455,159,963.04/235,467.70 - Step 6: Final answer
x = 176,054.55
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1.5x scale
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.