Finding the Fourth Proportional to 212,006.48, 292,565.58 and 116,511.14
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Solution
The fourth proportional to 212,006.48, 292,565.58 and 116,511.14 is: 160,783.53
Step by Step Solution
- Step 1: Write the proportion equation
212,006.48 : 292,565.58 = 116,511.14 : x - Step 2: Convert to fraction form
212,006.48/292,565.58 = 116,511.14/x - Step 3: Cross multiply
212,006.48x = 292,565.58 × 116,511.14 - Step 4: Simplify right side
212,006.48x = 34,087,149,250.56 - Step 5: Solve for x
x = 34,087,149,250.56/212,006.48 - Step 6: Final answer
x = 160,783.53
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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.