Finding the Fourth Proportional to 149,033.74, 205,562.46 and 101,204.05
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Solution
The fourth proportional to 149,033.74, 205,562.46 and 101,204.05 is: 139,590.90
Step by Step Solution
- Step 1: Write the proportion equation
149,033.74 : 205,562.46 = 101,204.05 : x - Step 2: Convert to fraction form
149,033.74/205,562.46 = 101,204.05/x - Step 3: Cross multiply
149,033.74x = 205,562.46 × 101,204.05 - Step 4: Simplify right side
149,033.74x = 20,803,753,479.96 - Step 5: Solve for x
x = 20,803,753,479.96/149,033.74 - Step 6: Final answer
x = 139,590.90
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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.