Finding the Fourth Proportional to 171,201.71, 236,264.83 and 93,682.58
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Solution
The fourth proportional to 171,201.71, 236,264.83 and 93,682.58 is: 129,285.49
Step by Step Solution
- Step 1: Write the proportion equation
171,201.71 : 236,264.83 = 93,682.58 : x - Step 2: Convert to fraction form
171,201.71/236,264.83 = 93,682.58/x - Step 3: Cross multiply
171,201.71x = 236,264.83 × 93,682.58 - Step 4: Simplify right side
171,201.71x = 22,133,897,422.13 - Step 5: Solve for x
x = 22,133,897,422.13/171,201.71 - Step 6: Final answer
x = 129,285.49
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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.