Finding the Fourth Proportional to 83,928.99, 125,905.77 and 24,756.96
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Solution
The fourth proportional to 83,928.99, 125,905.77 and 24,756.96 is: 37,139.06
Step by Step Solution
- Step 1: Write the proportion equation
83,928.99 : 125,905.77 = 24,756.96 : x - Step 2: Convert to fraction form
83,928.99/125,905.77 = 24,756.96/x - Step 3: Cross multiply
83,928.99x = 125,905.77 × 24,756.96 - Step 4: Simplify right side
83,928.99x = 3,117,044,111.66 - Step 5: Solve for x
x = 3,117,044,111.66/83,928.99 - Step 6: Final answer
x = 37,139.06
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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.