Finding the Fourth Proportional to 176,867.74, 265,134.80 and 88,037.26
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Solution
The fourth proportional to 176,867.74, 265,134.80 and 88,037.26 is: 131,972.86
Step by Step Solution
- Step 1: Write the proportion equation
176,867.74 : 265,134.80 = 88,037.26 : x - Step 2: Convert to fraction form
176,867.74/265,134.80 = 88,037.26/x - Step 3: Cross multiply
176,867.74x = 265,134.80 × 88,037.26 - Step 4: Simplify right side
176,867.74x = 23,341,741,322.65 - Step 5: Solve for x
x = 23,341,741,322.65/176,867.74 - Step 6: Final answer
x = 131,972.86
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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.