Finding the Fourth Proportional to 86,536.52, 129,812.70 and 24,206.84
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Solution
The fourth proportional to 86,536.52, 129,812.70 and 24,206.84 is: 36,312.48
Step by Step Solution
- Step 1: Write the proportion equation
86,536.52 : 129,812.70 = 24,206.84 : x - Step 2: Convert to fraction form
86,536.52/129,812.70 = 24,206.84/x - Step 3: Cross multiply
86,536.52x = 129,812.70 × 24,206.84 - Step 4: Simplify right side
86,536.52x = 3,142,355,258.87 - Step 5: Solve for x
x = 3,142,355,258.87/86,536.52 - Step 6: Final answer
x = 36,312.48
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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.