Finding the Fourth Proportional to 150,237.64, 207,468.44 and 96,615.74
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Solution
The fourth proportional to 150,237.64, 207,468.44 and 96,615.74 is: 133,420.07
Step by Step Solution
- Step 1: Write the proportion equation
150,237.64 : 207,468.44 = 96,615.74 : x - Step 2: Convert to fraction form
150,237.64/207,468.44 = 96,615.74/x - Step 3: Cross multiply
150,237.64x = 207,468.44 × 96,615.74 - Step 4: Simplify right side
150,237.64x = 20,044,716,857.25 - Step 5: Solve for x
x = 20,044,716,857.25/150,237.64 - Step 6: Final answer
x = 133,420.07
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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.