Finding the Fourth Proportional to 236,752.80, 355,129.20 and 173,767.20
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Solution
The fourth proportional to 236,752.80, 355,129.20 and 173,767.20 is: 260,650.80
Step by Step Solution
- Step 1: Write the proportion equation
236,752.80 : 355,129.20 = 173,767.20 : x - Step 2: Convert to fraction form
236,752.80/355,129.20 = 173,767.20/x - Step 3: Cross multiply
236,752.80x = 355,129.20 × 173,767.20 - Step 4: Simplify right side
236,752.80x = 61,709,806,722.24 - Step 5: Solve for x
x = 61,709,806,722.24/236,752.80 - Step 6: Final answer
x = 260,650.80
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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.