Finding the Fourth Proportional to 86,701.47, 130,064.60 and 26,735.02
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Solution
The fourth proportional to 86,701.47, 130,064.60 and 26,735.02 is: 40,106.34
Step by Step Solution
- Step 1: Write the proportion equation
86,701.47 : 130,064.60 = 26,735.02 : x - Step 2: Convert to fraction form
86,701.47/130,064.60 = 26,735.02/x - Step 3: Cross multiply
86,701.47x = 130,064.60 × 26,735.02 - Step 4: Simplify right side
86,701.47x = 3,477,278,965.13 - Step 5: Solve for x
x = 3,477,278,965.13/86,701.47 - Step 6: Final answer
x = 40,106.34
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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.