Finding the Fourth Proportional to 170,152.24, 255,228.36 and 45,490
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Solution
The fourth proportional to 170,152.24, 255,228.36 and 45,490 is: 68,235
Step by Step Solution
- Step 1: Write the proportion equation
170,152.24 : 255,228.36 = 45,490 : x - Step 2: Convert to fraction form
170,152.24/255,228.36 = 45,490/x - Step 3: Cross multiply
170,152.24x = 255,228.36 × 45,490 - Step 4: Simplify right side
170,152.24x = 11,610,338,096.40 - Step 5: Solve for x
x = 11,610,338,096.40/170,152.24 - Step 6: Final answer
x = 68,235
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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.