Finding the Fourth Proportional to 235,490.10, 353,125.80 and 102,301.80
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Solution
The fourth proportional to 235,490.10, 353,125.80 and 102,301.80 is: 153,405.20
Step by Step Solution
- Step 1: Write the proportion equation
235,490.10 : 353,125.80 = 102,301.80 : x - Step 2: Convert to fraction form
235,490.10/353,125.80 = 102,301.80/x - Step 3: Cross multiply
235,490.10x = 353,125.80 × 102,301.80 - Step 4: Simplify right side
235,490.10x = 36,125,404,966.44 - Step 5: Solve for x
x = 36,125,404,966.44/235,490.10 - Step 6: Final answer
x = 153,405.20
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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.