Finding the Fourth Proportional to 88,952.24, 122,754.12 and 51,225.68
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Solution
The fourth proportional to 88,952.24, 122,754.12 and 51,225.68 is: 70,691.45
Step by Step Solution
- Step 1: Write the proportion equation
88,952.24 : 122,754.12 = 51,225.68 : x - Step 2: Convert to fraction form
88,952.24/122,754.12 = 51,225.68/x - Step 3: Cross multiply
88,952.24x = 122,754.12 × 51,225.68 - Step 4: Simplify right side
88,952.24x = 6,288,163,269.80 - Step 5: Solve for x
x = 6,288,163,269.80/88,952.24 - Step 6: Final answer
x = 70,691.45
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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.