Finding the Fourth Proportional to 166,177.40, 249,266.10 and 113,033.30
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Solution
The fourth proportional to 166,177.40, 249,266.10 and 113,033.30 is: 169,549.95
Step by Step Solution
- Step 1: Write the proportion equation
166,177.40 : 249,266.10 = 113,033.30 : x - Step 2: Convert to fraction form
166,177.40/249,266.10 = 113,033.30/x - Step 3: Cross multiply
166,177.40x = 249,266.10 × 113,033.30 - Step 4: Simplify right side
166,177.40x = 28,175,369,861.13 - Step 5: Solve for x
x = 28,175,369,861.13/166,177.40 - Step 6: Final answer
x = 169,549.95
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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.