Finding the Fourth Proportional to 153,474.08, 230,230.56 and 42,666.08
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Solution
The fourth proportional to 153,474.08, 230,230.56 and 42,666.08 is: 64,004.52
Step by Step Solution
- Step 1: Write the proportion equation
153,474.08 : 230,230.56 = 42,666.08 : x - Step 2: Convert to fraction form
153,474.08/230,230.56 = 42,666.08/x - Step 3: Cross multiply
153,474.08x = 230,230.56 × 42,666.08 - Step 4: Simplify right side
153,474.08x = 9,823,035,491.40 - Step 5: Solve for x
x = 9,823,035,491.40/153,474.08 - Step 6: Final answer
x = 64,004.52
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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.