Finding the Fourth Proportional to 168,000.42, 251,873.93 and 101,424.74
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Solution
The fourth proportional to 168,000.42, 251,873.93 and 101,424.74 is: 152,060.61
Step by Step Solution
- Step 1: Write the proportion equation
168,000.42 : 251,873.93 = 101,424.74 : x - Step 2: Convert to fraction form
168,000.42/251,873.93 = 101,424.74/x - Step 3: Cross multiply
168,000.42x = 251,873.93 × 101,424.74 - Step 4: Simplify right side
168,000.42x = 25,546,246,857.22 - Step 5: Solve for x
x = 25,546,246,857.22/168,000.42 - Step 6: Final answer
x = 152,060.61
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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.