Finding the Fourth Proportional to 163,590.30, 245,529.45 and 96,947.10
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Solution
The fourth proportional to 163,590.30, 245,529.45 and 96,947.10 is: 145,505.99
Step by Step Solution
- Step 1: Write the proportion equation
163,590.30 : 245,529.45 = 96,947.10 : x - Step 2: Convert to fraction form
163,590.30/245,529.45 = 96,947.10/x - Step 3: Cross multiply
163,590.30x = 245,529.45 × 96,947.10 - Step 4: Simplify right side
163,590.30x = 23,803,368,142.10 - Step 5: Solve for x
x = 23,803,368,142.10/163,590.30 - Step 6: Final answer
x = 145,505.99
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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.