Finding the Fourth Proportional to 92,472.71, 138,709.08 and 22,352.01
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Solution
The fourth proportional to 92,472.71, 138,709.08 and 22,352.01 is: 33,528.02
Step by Step Solution
- Step 1: Write the proportion equation
92,472.71 : 138,709.08 = 22,352.01 : x - Step 2: Convert to fraction form
92,472.71/138,709.08 = 22,352.01/x - Step 3: Cross multiply
92,472.71x = 138,709.08 × 22,352.01 - Step 4: Simplify right side
92,472.71x = 3,100,426,743.25 - Step 5: Solve for x
x = 3,100,426,743.25/92,472.71 - Step 6: Final answer
x = 33,528.02
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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.