Finding the Fourth Proportional to 166,602.60, 249,515.10 and 163,261.80
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Solution
The fourth proportional to 166,602.60, 249,515.10 and 163,261.80 is: 244,511.70
Step by Step Solution
- Step 1: Write the proportion equation
166,602.60 : 249,515.10 = 163,261.80 : x - Step 2: Convert to fraction form
166,602.60/249,515.10 = 163,261.80/x - Step 3: Cross multiply
166,602.60x = 249,515.10 × 163,261.80 - Step 4: Simplify right side
166,602.60x = 40,736,284,353.18 - Step 5: Solve for x
x = 40,736,284,353.18/166,602.60 - Step 6: Final answer
x = 244,511.70
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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.