Finding the Fourth Proportional to 134,782.10, 201,752.44 and 99,283.44
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Solution
The fourth proportional to 134,782.10, 201,752.44 and 99,283.44 is: 148,615.26
Step by Step Solution
- Step 1: Write the proportion equation
134,782.10 : 201,752.44 = 99,283.44 : x - Step 2: Convert to fraction form
134,782.10/201,752.44 = 99,283.44/x - Step 3: Cross multiply
134,782.10x = 201,752.44 × 99,283.44 - Step 4: Simplify right side
134,782.10x = 20,030,676,271.59 - Step 5: Solve for x
x = 20,030,676,271.59/134,782.10 - Step 6: Final answer
x = 148,615.26
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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.