Finding the Fourth Proportional to 93,720.84, 140,602.08 and 27,163.68
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Solution
The fourth proportional to 93,720.84, 140,602.08 and 27,163.68 is: 40,751.55
Step by Step Solution
- Step 1: Write the proportion equation
93,720.84 : 140,602.08 = 27,163.68 : x - Step 2: Convert to fraction form
93,720.84/140,602.08 = 27,163.68/x - Step 3: Cross multiply
93,720.84x = 140,602.08 × 27,163.68 - Step 4: Simplify right side
93,720.84x = 3,819,269,908.45 - Step 5: Solve for x
x = 3,819,269,908.45/93,720.84 - Step 6: Final answer
x = 40,751.55
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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.