Finding the Fourth Proportional to 83,459.40, 125,215.86 and 24,298.62
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Solution
The fourth proportional to 83,459.40, 125,215.86 and 24,298.62 is: 36,455.72
Step by Step Solution
- Step 1: Write the proportion equation
83,459.40 : 125,215.86 = 24,298.62 : x - Step 2: Convert to fraction form
83,459.40/125,215.86 = 24,298.62/x - Step 3: Cross multiply
83,459.40x = 125,215.86 × 24,298.62 - Step 4: Simplify right side
83,459.40x = 3,042,572,600.11 - Step 5: Solve for x
x = 3,042,572,600.11/83,459.40 - Step 6: Final answer
x = 36,455.72
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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.