Finding the Fourth Proportional to 163,590.23, 225,926.58 and 145,758.99
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Solution
The fourth proportional to 163,590.23, 225,926.58 and 145,758.99 is: 201,300.72
Step by Step Solution
- Step 1: Write the proportion equation
163,590.23 : 225,926.58 = 145,758.99 : x - Step 2: Convert to fraction form
163,590.23/225,926.58 = 145,758.99/x - Step 3: Cross multiply
163,590.23x = 225,926.58 × 145,758.99 - Step 4: Simplify right side
163,590.23x = 32,930,831,508.78 - Step 5: Solve for x
x = 32,930,831,508.78/163,590.23 - Step 6: Final answer
x = 201,300.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.