Finding the Fourth Proportional to 242,897.58, 335,182.71 and 133,995.42
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Solution
The fourth proportional to 242,897.58, 335,182.71 and 133,995.42 is: 184,904.88
Step by Step Solution
- Step 1: Write the proportion equation
242,897.58 : 335,182.71 = 133,995.42 : x - Step 2: Convert to fraction form
242,897.58/335,182.71 = 133,995.42/x - Step 3: Cross multiply
242,897.58x = 335,182.71 × 133,995.42 - Step 4: Simplify right side
242,897.58x = 44,912,948,003.19 - Step 5: Solve for x
x = 44,912,948,003.19/242,897.58 - Step 6: Final answer
x = 184,904.88
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1.5x scale
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.