Finding the Fourth Proportional to 145,004.14, 217,477.26 and 48,931.96
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Solution
The fourth proportional to 145,004.14, 217,477.26 and 48,931.96 is: 73,388.17
Step by Step Solution
- Step 1: Write the proportion equation
145,004.14 : 217,477.26 = 48,931.96 : x - Step 2: Convert to fraction form
145,004.14/217,477.26 = 48,931.96/x - Step 3: Cross multiply
145,004.14x = 217,477.26 × 48,931.96 - Step 4: Simplify right side
145,004.14x = 10,641,588,587.23 - Step 5: Solve for x
x = 10,641,588,587.23/145,004.14 - Step 6: Final answer
x = 73,388.17
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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.