Finding the Fourth Proportional to 97,650.95, 146,490.35 and 30,188.79
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Solution
The fourth proportional to 97,650.95, 146,490.35 and 30,188.79 is: 45,287.49
Step by Step Solution
- Step 1: Write the proportion equation
97,650.95 : 146,490.35 = 30,188.79 : x - Step 2: Convert to fraction form
97,650.95/146,490.35 = 30,188.79/x - Step 3: Cross multiply
97,650.95x = 146,490.35 × 30,188.79 - Step 4: Simplify right side
97,650.95x = 4,422,366,262.23 - Step 5: Solve for x
x = 4,422,366,262.23/97,650.95 - Step 6: Final answer
x = 45,287.49
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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.