Finding the Fourth Proportional to 124,817.70, 187,226.55 and 124,817.70
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Solution
The fourth proportional to 124,817.70, 187,226.55 and 124,817.70 is: 187,226.55
Step by Step Solution
- Step 1: Write the proportion equation
124,817.70 : 187,226.55 = 124,817.70 : x - Step 2: Convert to fraction form
124,817.70/187,226.55 = 124,817.70/x - Step 3: Cross multiply
124,817.70x = 187,226.55 × 124,817.70 - Step 4: Simplify right side
124,817.70x = 23,369,187,349.94 - Step 5: Solve for x
x = 23,369,187,349.94/124,817.70 - Step 6: Final answer
x = 187,226.55
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1.5x scale
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.