Finding the Fourth Proportional to 133,003.08, 183,489.18 and 92,740.68
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Solution
The fourth proportional to 133,003.08, 183,489.18 and 92,740.68 is: 127,943.74
Step by Step Solution
- Step 1: Write the proportion equation
133,003.08 : 183,489.18 = 92,740.68 : x - Step 2: Convert to fraction form
133,003.08/183,489.18 = 92,740.68/x - Step 3: Cross multiply
133,003.08x = 183,489.18 × 92,740.68 - Step 4: Simplify right side
133,003.08x = 17,016,911,325.84 - Step 5: Solve for x
x = 17,016,911,325.84/133,003.08 - Step 6: Final answer
x = 127,943.74
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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.