Finding the Fourth Proportional to 107,655.09, 148,562.95 and 59,907.62
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Solution
The fourth proportional to 107,655.09, 148,562.95 and 59,907.62 is: 82,671.92
Step by Step Solution
- Step 1: Write the proportion equation
107,655.09 : 148,562.95 = 59,907.62 : x - Step 2: Convert to fraction form
107,655.09/148,562.95 = 59,907.62/x - Step 3: Cross multiply
107,655.09x = 148,562.95 × 59,907.62 - Step 4: Simplify right side
107,655.09x = 8,900,052,754.68 - Step 5: Solve for x
x = 8,900,052,754.68/107,655.09 - Step 6: Final answer
x = 82,671.92
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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.