Finding the Fourth Proportional to 150,443.29, 207,633.01 and 93,101.08
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Solution
The fourth proportional to 150,443.29, 207,633.01 and 93,101.08 is: 128,492.65
Step by Step Solution
- Step 1: Write the proportion equation
150,443.29 : 207,633.01 = 93,101.08 : x - Step 2: Convert to fraction form
150,443.29/207,633.01 = 93,101.08/x - Step 3: Cross multiply
150,443.29x = 207,633.01 × 93,101.08 - Step 4: Simplify right side
150,443.29x = 19,330,857,009.15 - Step 5: Solve for x
x = 19,330,857,009.15/150,443.29 - Step 6: Final answer
x = 128,492.65
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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.