Finding the Fourth Proportional to 250,420.87, 375,464.49 and 130,182.36
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Solution
The fourth proportional to 250,420.87, 375,464.49 and 130,182.36 is: 195,186.82
Step by Step Solution
- Step 1: Write the proportion equation
250,420.87 : 375,464.49 = 130,182.36 : x - Step 2: Convert to fraction form
250,420.87/375,464.49 = 130,182.36/x - Step 3: Cross multiply
250,420.87x = 375,464.49 × 130,182.36 - Step 4: Simplify right side
250,420.87x = 48,878,853,404.40 - Step 5: Solve for x
x = 48,878,853,404.40/250,420.87 - Step 6: Final answer
x = 195,186.82
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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.