Finding the Fourth Proportional to 272,217.76, 375,658.48 and 151,358.08
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Solution
The fourth proportional to 272,217.76, 375,658.48 and 151,358.08 is: 208,873.02
Step by Step Solution
- Step 1: Write the proportion equation
272,217.76 : 375,658.48 = 151,358.08 : x - Step 2: Convert to fraction form
272,217.76/375,658.48 = 151,358.08/x - Step 3: Cross multiply
272,217.76x = 375,658.48 × 151,358.08 - Step 4: Simplify right side
272,217.76x = 56,858,946,268.52 - Step 5: Solve for x
x = 56,858,946,268.52/272,217.76 - Step 6: Final answer
x = 208,873.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.