Finding the Fourth Proportional to 83,455.56, 125,203.86 and 24,291.74
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Solution
The fourth proportional to 83,455.56, 125,203.86 and 24,291.74 is: 36,443.59
Step by Step Solution
- Step 1: Write the proportion equation
83,455.56 : 125,203.86 = 24,291.74 : x - Step 2: Convert to fraction form
83,455.56/125,203.86 = 24,291.74/x - Step 3: Cross multiply
83,455.56x = 125,203.86 × 24,291.74 - Step 4: Simplify right side
83,455.56x = 3,041,419,927.13 - Step 5: Solve for x
x = 3,041,419,927.13/83,455.56 - Step 6: Final answer
x = 36,443.59
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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.