Finding the Fourth Proportional to 105,479.84, 145,526.00 and 60,125.11
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Solution
The fourth proportional to 105,479.84, 145,526.00 and 60,125.11 is: 82,952.02
Step by Step Solution
- Step 1: Write the proportion equation
105,479.84 : 145,526.00 = 60,125.11 : x - Step 2: Convert to fraction form
105,479.84/145,526.00 = 60,125.11/x - Step 3: Cross multiply
105,479.84x = 145,526.00 × 60,125.11 - Step 4: Simplify right side
105,479.84x = 8,749,766,093.42 - Step 5: Solve for x
x = 8,749,766,093.42/105,479.84 - Step 6: Final answer
x = 82,952.02
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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.