Finding the Fourth Proportional to 166,587.14, 249,880.51 and 54,267.18
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Solution
The fourth proportional to 166,587.14, 249,880.51 and 54,267.18 is: 81,400.70
Step by Step Solution
- Step 1: Write the proportion equation
166,587.14 : 249,880.51 = 54,267.18 : x - Step 2: Convert to fraction form
166,587.14/249,880.51 = 54,267.18/x - Step 3: Cross multiply
166,587.14x = 249,880.51 × 54,267.18 - Step 4: Simplify right side
166,587.14x = 13,560,309,847.19 - Step 5: Solve for x
x = 13,560,309,847.19/166,587.14 - Step 6: Final answer
x = 81,400.70
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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.