Finding the Fourth Proportional to 212,032.99, 292,601.77 and 116,539.66
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Solution
The fourth proportional to 212,032.99, 292,601.77 and 116,539.66 is: 160,822.67
Step by Step Solution
- Step 1: Write the proportion equation
212,032.99 : 292,601.77 = 116,539.66 : x - Step 2: Convert to fraction form
212,032.99/292,601.77 = 116,539.66/x - Step 3: Cross multiply
212,032.99x = 292,601.77 × 116,539.66 - Step 4: Simplify right side
212,032.99x = 34,099,710,865.60 - Step 5: Solve for x
x = 34,099,710,865.60/212,032.99 - Step 6: Final answer
x = 160,822.67
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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.