Finding the Fourth Proportional to 86,152.08, 129,228.17 and 32,831.63
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Solution
The fourth proportional to 86,152.08, 129,228.17 and 32,831.63 is: 49,247.46
Step by Step Solution
- Step 1: Write the proportion equation
86,152.08 : 129,228.17 = 32,831.63 : x - Step 2: Convert to fraction form
86,152.08/129,228.17 = 32,831.63/x - Step 3: Cross multiply
86,152.08x = 129,228.17 × 32,831.63 - Step 4: Simplify right side
86,152.08x = 4,242,771,463.02 - Step 5: Solve for x
x = 4,242,771,463.02/86,152.08 - Step 6: Final answer
x = 49,247.46
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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.