Finding the Fourth Proportional to 162,452.41, 243,679.64 and 106,339.63
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Solution
The fourth proportional to 162,452.41, 243,679.64 and 106,339.63 is: 159,510.11
Step by Step Solution
- Step 1: Write the proportion equation
162,452.41 : 243,679.64 = 106,339.63 : x - Step 2: Convert to fraction form
162,452.41/243,679.64 = 106,339.63/x - Step 3: Cross multiply
162,452.41x = 243,679.64 × 106,339.63 - Step 4: Simplify right side
162,452.41x = 25,912,802,498.96 - Step 5: Solve for x
x = 25,912,802,498.96/162,452.41 - Step 6: Final answer
x = 159,510.11
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1.5x scale
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.