Finding the Fourth Proportional to 163,292.40, 244,892.34 and 63,431.28
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Solution
The fourth proportional to 163,292.40, 244,892.34 and 63,431.28 is: 95,128.95
Step by Step Solution
- Step 1: Write the proportion equation
163,292.40 : 244,892.34 = 63,431.28 : x - Step 2: Convert to fraction form
163,292.40/244,892.34 = 63,431.28/x - Step 3: Cross multiply
163,292.40x = 244,892.34 × 63,431.28 - Step 4: Simplify right side
163,292.40x = 15,533,834,588.40 - Step 5: Solve for x
x = 15,533,834,588.40/163,292.40 - Step 6: Final answer
x = 95,128.95
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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.