Finding the Fourth Proportional to 92,340.99, 138,536.16 and 33,177.17
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Solution
The fourth proportional to 92,340.99, 138,536.16 and 33,177.17 is: 49,774.62
Step by Step Solution
- Step 1: Write the proportion equation
92,340.99 : 138,536.16 = 33,177.17 : x - Step 2: Convert to fraction form
92,340.99/138,536.16 = 33,177.17/x - Step 3: Cross multiply
92,340.99x = 138,536.16 × 33,177.17 - Step 4: Simplify right side
92,340.99x = 4,596,237,731.47 - Step 5: Solve for x
x = 4,596,237,731.47/92,340.99 - Step 6: Final answer
x = 49,774.62
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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.