Finding the Fourth Proportional to 248,701.68, 372,775.50 and 98,901.90
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Solution
The fourth proportional to 248,701.68, 372,775.50 and 98,901.90 is: 148,242.69
Step by Step Solution
- Step 1: Write the proportion equation
248,701.68 : 372,775.50 = 98,901.90 : x - Step 2: Convert to fraction form
248,701.68/372,775.50 = 98,901.90/x - Step 3: Cross multiply
248,701.68x = 372,775.50 × 98,901.90 - Step 4: Simplify right side
248,701.68x = 36,868,205,223.45 - Step 5: Solve for x
x = 36,868,205,223.45/248,701.68 - Step 6: Final answer
x = 148,242.69
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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.