Finding the Fourth Proportional to 176,667.21, 265,000.41 and 71,559.99
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Solution
The fourth proportional to 176,667.21, 265,000.41 and 71,559.99 is: 107,339.82
Step by Step Solution
- Step 1: Write the proportion equation
176,667.21 : 265,000.41 = 71,559.99 : x - Step 2: Convert to fraction form
176,667.21/265,000.41 = 71,559.99/x - Step 3: Cross multiply
176,667.21x = 265,000.41 × 71,559.99 - Step 4: Simplify right side
176,667.21x = 18,963,426,689.60 - Step 5: Solve for x
x = 18,963,426,689.60/176,667.21 - Step 6: Final answer
x = 107,339.82
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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.