Finding the Fourth Proportional to 247,067.19, 340,952.99 and 133,889.94
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Solution
The fourth proportional to 247,067.19, 340,952.99 and 133,889.94 is: 184,768.26
Step by Step Solution
- Step 1: Write the proportion equation
247,067.19 : 340,952.99 = 133,889.94 : x - Step 2: Convert to fraction form
247,067.19/340,952.99 = 133,889.94/x - Step 3: Cross multiply
247,067.19x = 340,952.99 × 133,889.94 - Step 4: Simplify right side
247,067.19x = 45,650,174,704.47 - Step 5: Solve for x
x = 45,650,174,704.47/247,067.19 - Step 6: Final answer
x = 184,768.26
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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.