Finding the Fourth Proportional to 150,730.93, 225,800.82 and 87,418.08
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Solution
The fourth proportional to 150,730.93, 225,800.82 and 87,418.08 is: 130,955.70
Step by Step Solution
- Step 1: Write the proportion equation
150,730.93 : 225,800.82 = 87,418.08 : x - Step 2: Convert to fraction form
150,730.93/225,800.82 = 87,418.08/x - Step 3: Cross multiply
150,730.93x = 225,800.82 × 87,418.08 - Step 4: Simplify right side
150,730.93x = 19,739,075,196.09 - Step 5: Solve for x
x = 19,739,075,196.09/150,730.93 - Step 6: Final answer
x = 130,955.70
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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.