Finding the Fourth Proportional to 133,252.22, 199,614.58 and 69,977.45
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Solution
The fourth proportional to 133,252.22, 199,614.58 and 69,977.45 is: 104,827.67
Step by Step Solution
- Step 1: Write the proportion equation
133,252.22 : 199,614.58 = 69,977.45 : x - Step 2: Convert to fraction form
133,252.22/199,614.58 = 69,977.45/x - Step 3: Cross multiply
133,252.22x = 199,614.58 × 69,977.45 - Step 4: Simplify right side
133,252.22x = 13,968,519,615.31 - Step 5: Solve for x
x = 13,968,519,615.31/133,252.22 - Step 6: Final answer
x = 104,827.67
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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.