Finding the Fourth Proportional to 125,124.64, 187,555.74 and 58,508.62
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Solution
The fourth proportional to 125,124.64, 187,555.74 and 58,508.62 is: 87,701.57
Step by Step Solution
- Step 1: Write the proportion equation
125,124.64 : 187,555.74 = 58,508.62 : x - Step 2: Convert to fraction form
125,124.64/187,555.74 = 58,508.62/x - Step 3: Cross multiply
125,124.64x = 187,555.74 × 58,508.62 - Step 4: Simplify right side
125,124.64x = 10,973,627,520.48 - Step 5: Solve for x
x = 10,973,627,520.48/125,124.64 - Step 6: Final answer
x = 87,701.57
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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.