Finding the Fourth Proportional to 149,510.70, 224,611.65 and 102,854.70
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Solution
The fourth proportional to 149,510.70, 224,611.65 and 102,854.70 is: 154,519.80
Step by Step Solution
- Step 1: Write the proportion equation
149,510.70 : 224,611.65 = 102,854.70 : x - Step 2: Convert to fraction form
149,510.70/224,611.65 = 102,854.70/x - Step 3: Cross multiply
149,510.70x = 224,611.65 × 102,854.70 - Step 4: Simplify right side
149,510.70x = 23,102,363,877.26 - Step 5: Solve for x
x = 23,102,363,877.26/149,510.70 - Step 6: Final answer
x = 154,519.80
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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.