Finding the Fourth Proportional to 194,811.15, 292,216.73 and 106,237.65
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Solution
The fourth proportional to 194,811.15, 292,216.73 and 106,237.65 is: 159,356.48
Step by Step Solution
- Step 1: Write the proportion equation
194,811.15 : 292,216.73 = 106,237.65 : x - Step 2: Convert to fraction form
194,811.15/292,216.73 = 106,237.65/x - Step 3: Cross multiply
194,811.15x = 292,216.73 × 106,237.65 - Step 4: Simplify right side
194,811.15x = 31,044,418,154.70 - Step 5: Solve for x
x = 31,044,418,154.70/194,811.15 - Step 6: Final answer
x = 159,356.48
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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.