Finding the Fourth Proportional to 73,113.17, 109,671.53 and 35,668.08
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Solution
The fourth proportional to 73,113.17, 109,671.53 and 35,668.08 is: 53,502.99
Step by Step Solution
- Step 1: Write the proportion equation
73,113.17 : 109,671.53 = 35,668.08 : x - Step 2: Convert to fraction form
73,113.17/109,671.53 = 35,668.08/x - Step 3: Cross multiply
73,113.17x = 109,671.53 × 35,668.08 - Step 4: Simplify right side
73,113.17x = 3,911,772,727.42 - Step 5: Solve for x
x = 3,911,772,727.42/73,113.17 - Step 6: Final answer
x = 53,502.99
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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.