Finding the Fourth Proportional to 86,668.13, 130,014.50 and 26,701.48
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Solution
The fourth proportional to 86,668.13, 130,014.50 and 26,701.48 is: 40,056.00
Step by Step Solution
- Step 1: Write the proportion equation
86,668.13 : 130,014.50 = 26,701.48 : x - Step 2: Convert to fraction form
86,668.13/130,014.50 = 26,701.48/x - Step 3: Cross multiply
86,668.13x = 130,014.50 × 26,701.48 - Step 4: Simplify right side
86,668.13x = 3,471,579,093.21 - Step 5: Solve for x
x = 3,471,579,093.21/86,668.13 - Step 6: Final answer
x = 40,056.00
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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.