Finding the Fourth Proportional to 87,206.13, 130,809.33 and 24,876.63
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Solution
The fourth proportional to 87,206.13, 130,809.33 and 24,876.63 is: 37,314.98
Step by Step Solution
- Step 1: Write the proportion equation
87,206.13 : 130,809.33 = 24,876.63 : x - Step 2: Convert to fraction form
87,206.13/130,809.33 = 24,876.63/x - Step 3: Cross multiply
87,206.13x = 130,809.33 × 24,876.63 - Step 4: Simplify right side
87,206.13x = 3,254,095,302.96 - Step 5: Solve for x
x = 3,254,095,302.96/87,206.13 - Step 6: Final answer
x = 37,314.98
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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.