Finding the Fourth Proportional to 83,348.63, 125,026.98 and 27,188.63
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Solution
The fourth proportional to 83,348.63, 125,026.98 and 27,188.63 is: 40,784.26
Step by Step Solution
- Step 1: Write the proportion equation
83,348.63 : 125,026.98 = 27,188.63 : x - Step 2: Convert to fraction form
83,348.63/125,026.98 = 27,188.63/x - Step 3: Cross multiply
83,348.63x = 125,026.98 × 27,188.63 - Step 4: Simplify right side
83,348.63x = 3,399,312,163.29 - Step 5: Solve for x
x = 3,399,312,163.29/83,348.63 - Step 6: Final answer
x = 40,784.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.