Finding the Fourth Proportional to 92,400.18, 138,599.04 and 22,278.92
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Solution
The fourth proportional to 92,400.18, 138,599.04 and 22,278.92 is: 33,418.08
Step by Step Solution
- Step 1: Write the proportion equation
92,400.18 : 138,599.04 = 22,278.92 : x - Step 2: Convert to fraction form
92,400.18/138,599.04 = 22,278.92/x - Step 3: Cross multiply
92,400.18x = 138,599.04 × 22,278.92 - Step 4: Simplify right side
92,400.18x = 3,087,836,924.24 - Step 5: Solve for x
x = 3,087,836,924.24/92,400.18 - Step 6: Final answer
x = 33,418.08
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1.5x scale
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.