Finding the Fourth Proportional to 125,173.37, 172,681.35 and 110,847.80
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Solution
The fourth proportional to 125,173.37, 172,681.35 and 110,847.80 is: 152,918.69
Step by Step Solution
- Step 1: Write the proportion equation
125,173.37 : 172,681.35 = 110,847.80 : x - Step 2: Convert to fraction form
125,173.37/172,681.35 = 110,847.80/x - Step 3: Cross multiply
125,173.37x = 172,681.35 × 110,847.80 - Step 4: Simplify right side
125,173.37x = 19,141,347,748.53 - Step 5: Solve for x
x = 19,141,347,748.53/125,173.37 - Step 6: Final answer
x = 152,918.69
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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.