Finding the Fourth Proportional to 166,444.90, 249,669.18 and 48,117.26
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Solution
The fourth proportional to 166,444.90, 249,669.18 and 48,117.26 is: 72,176.42
Step by Step Solution
- Step 1: Write the proportion equation
166,444.90 : 249,669.18 = 48,117.26 : x - Step 2: Convert to fraction form
166,444.90/249,669.18 = 48,117.26/x - Step 3: Cross multiply
166,444.90x = 249,669.18 × 48,117.26 - Step 4: Simplify right side
166,444.90x = 12,013,396,848.05 - Step 5: Solve for x
x = 12,013,396,848.05/166,444.90 - Step 6: Final answer
x = 72,176.42
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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.