Finding the Fourth Proportional to 106,392.99, 146,823.33 and 58,648.06
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Solution
The fourth proportional to 106,392.99, 146,823.33 and 58,648.06 is: 80,934.88
Step by Step Solution
- Step 1: Write the proportion equation
106,392.99 : 146,823.33 = 58,648.06 : x - Step 2: Convert to fraction form
106,392.99/146,823.33 = 58,648.06/x - Step 3: Cross multiply
106,392.99x = 146,823.33 × 58,648.06 - Step 4: Simplify right side
106,392.99x = 8,610,903,467.24 - Step 5: Solve for x
x = 8,610,903,467.24/106,392.99 - Step 6: Final answer
x = 80,934.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.