Finding the Fourth Proportional to 150,097.95, 207,134.91 and 89,703.96
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Solution
The fourth proportional to 150,097.95, 207,134.91 and 89,703.96 is: 123,791.31
Step by Step Solution
- Step 1: Write the proportion equation
150,097.95 : 207,134.91 = 89,703.96 : x - Step 2: Convert to fraction form
150,097.95/207,134.91 = 89,703.96/x - Step 3: Cross multiply
150,097.95x = 207,134.91 × 89,703.96 - Step 4: Simplify right side
150,097.95x = 18,580,821,681.24 - Step 5: Solve for x
x = 18,580,821,681.24/150,097.95 - Step 6: Final answer
x = 123,791.31
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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.