Finding the Fourth Proportional to 195,416.71, 293,148.71 and 69,031.10
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Solution
The fourth proportional to 195,416.71, 293,148.71 and 69,031.10 is: 103,554.99
Step by Step Solution
- Step 1: Write the proportion equation
195,416.71 : 293,148.71 = 69,031.10 : x - Step 2: Convert to fraction form
195,416.71/293,148.71 = 69,031.10/x - Step 3: Cross multiply
195,416.71x = 293,148.71 × 69,031.10 - Step 4: Simplify right side
195,416.71x = 20,236,376,449.14 - Step 5: Solve for x
x = 20,236,376,449.14/195,416.71 - Step 6: Final answer
x = 103,554.99
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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.