Finding the Fourth Proportional to 211,737.77, 292,069.76 and 125,640.03
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Solution
The fourth proportional to 211,737.77, 292,069.76 and 125,640.03 is: 173,307.07
Step by Step Solution
- Step 1: Write the proportion equation
211,737.77 : 292,069.76 = 125,640.03 : x - Step 2: Convert to fraction form
211,737.77/292,069.76 = 125,640.03/x - Step 3: Cross multiply
211,737.77x = 292,069.76 × 125,640.03 - Step 4: Simplify right side
211,737.77x = 36,695,653,722.59 - Step 5: Solve for x
x = 36,695,653,722.59/211,737.77 - Step 6: Final answer
x = 173,307.07
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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.