Finding the Fourth Proportional to 235,746.77, 325,393.11 and 145,178.67
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Solution
The fourth proportional to 235,746.77, 325,393.11 and 145,178.67 is: 200,385.09
Step by Step Solution
- Step 1: Write the proportion equation
235,746.77 : 325,393.11 = 145,178.67 : x - Step 2: Convert to fraction form
235,746.77/325,393.11 = 145,178.67/x - Step 3: Cross multiply
235,746.77x = 325,393.11 × 145,178.67 - Step 4: Simplify right side
235,746.77x = 47,240,137,310.00 - Step 5: Solve for x
x = 47,240,137,310.00/235,746.77 - Step 6: Final answer
x = 200,385.09
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1.5x scale
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.