Finding the Fourth Proportional to 236,313.01, 326,104.68 and 128,885.14
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Solution
The fourth proportional to 236,313.01, 326,104.68 and 128,885.14 is: 177,857.53
Step by Step Solution
- Step 1: Write the proportion equation
236,313.01 : 326,104.68 = 128,885.14 : x - Step 2: Convert to fraction form
236,313.01/326,104.68 = 128,885.14/x - Step 3: Cross multiply
236,313.01x = 326,104.68 × 128,885.14 - Step 4: Simplify right side
236,313.01x = 42,030,047,336.46 - Step 5: Solve for x
x = 42,030,047,336.46/236,313.01 - Step 6: Final answer
x = 177,857.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.