Finding the Fourth Proportional to 177,811.80, 266,345.10 and 83,122.80
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Solution
The fourth proportional to 177,811.80, 266,345.10 and 83,122.80 is: 124,510.02
Step by Step Solution
- Step 1: Write the proportion equation
177,811.80 : 266,345.10 = 83,122.80 : x - Step 2: Convert to fraction form
177,811.80/266,345.10 = 83,122.80/x - Step 3: Cross multiply
177,811.80x = 266,345.10 × 83,122.80 - Step 4: Simplify right side
177,811.80x = 22,139,350,478.28 - Step 5: Solve for x
x = 22,139,350,478.28/177,811.80 - Step 6: Final answer
x = 124,510.02
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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.