Finding the Fourth Proportional to 134,946.10, 202,246.35 and 103,626.10
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Solution
The fourth proportional to 134,946.10, 202,246.35 and 103,626.10 is: 155,306.46
Step by Step Solution
- Step 1: Write the proportion equation
134,946.10 : 202,246.35 = 103,626.10 : x - Step 2: Convert to fraction form
134,946.10/202,246.35 = 103,626.10/x - Step 3: Cross multiply
134,946.10x = 202,246.35 × 103,626.10 - Step 4: Simplify right side
134,946.10x = 20,958,000,489.74 - Step 5: Solve for x
x = 20,958,000,489.74/134,946.10 - Step 6: Final answer
x = 155,306.46
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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.