Finding the Fourth Proportional to 162,613.80, 243,860.02 and 55,967.92
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Solution
The fourth proportional to 162,613.80, 243,860.02 and 55,967.92 is: 83,930.99
Step by Step Solution
- Step 1: Write the proportion equation
162,613.80 : 243,860.02 = 55,967.92 : x - Step 2: Convert to fraction form
162,613.80/243,860.02 = 55,967.92/x - Step 3: Cross multiply
162,613.80x = 243,860.02 × 55,967.92 - Step 4: Simplify right side
162,613.80x = 13,648,337,340.99 - Step 5: Solve for x
x = 13,648,337,340.99/162,613.80 - Step 6: Final answer
x = 83,930.99
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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.