Finding the Fourth Proportional to 114,506.19, 158,012.99 and 63,520.95
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Solution
The fourth proportional to 114,506.19, 158,012.99 and 63,520.95 is: 87,655.83
Step by Step Solution
- Step 1: Write the proportion equation
114,506.19 : 158,012.99 = 63,520.95 : x - Step 2: Convert to fraction form
114,506.19/158,012.99 = 63,520.95/x - Step 3: Cross multiply
114,506.19x = 158,012.99 × 63,520.95 - Step 4: Simplify right side
114,506.19x = 10,037,134,919.54 - Step 5: Solve for x
x = 10,037,134,919.54/114,506.19 - Step 6: Final answer
x = 87,655.83
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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.