Finding the Fourth Proportional to 211,394.04, 291,735.71 and 125,403.94
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Solution
The fourth proportional to 211,394.04, 291,735.71 and 125,403.94 is: 173,064.52
Step by Step Solution
- Step 1: Write the proportion equation
211,394.04 : 291,735.71 = 125,403.94 : x - Step 2: Convert to fraction form
211,394.04/291,735.71 = 125,403.94/x - Step 3: Cross multiply
211,394.04x = 291,735.71 × 125,403.94 - Step 4: Simplify right side
211,394.04x = 36,584,807,472.70 - Step 5: Solve for x
x = 36,584,807,472.70/211,394.04 - Step 6: Final answer
x = 173,064.52
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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.