Finding the Fourth Proportional to 150,594.75, 207,820.89 and 83,526.75
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Solution
The fourth proportional to 150,594.75, 207,820.89 and 83,526.75 is: 115,266.99
Step by Step Solution
- Step 1: Write the proportion equation
150,594.75 : 207,820.89 = 83,526.75 : x - Step 2: Convert to fraction form
150,594.75/207,820.89 = 83,526.75/x - Step 3: Cross multiply
150,594.75x = 207,820.89 × 83,526.75 - Step 4: Simplify right side
150,594.75x = 17,358,603,523.81 - Step 5: Solve for x
x = 17,358,603,523.81/150,594.75 - Step 6: Final answer
x = 115,266.99
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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.