Finding the Fourth Proportional to 145,227.36, 217,934.64 and 62,122.08
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Solution
The fourth proportional to 145,227.36, 217,934.64 and 62,122.08 is: 93,223.16
Step by Step Solution
- Step 1: Write the proportion equation
145,227.36 : 217,934.64 = 62,122.08 : x - Step 2: Convert to fraction form
145,227.36/217,934.64 = 62,122.08/x - Step 3: Cross multiply
145,227.36x = 217,934.64 × 62,122.08 - Step 4: Simplify right side
145,227.36x = 13,538,553,140.85 - Step 5: Solve for x
x = 13,538,553,140.85/145,227.36 - Step 6: Final answer
x = 93,223.16
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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.