Finding the Fourth Proportional to 143,040.53, 214,564.44 and 43,203.98
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Solution
The fourth proportional to 143,040.53, 214,564.44 and 43,203.98 is: 64,807.07
Step by Step Solution
- Step 1: Write the proportion equation
143,040.53 : 214,564.44 = 43,203.98 : x - Step 2: Convert to fraction form
143,040.53/214,564.44 = 43,203.98/x - Step 3: Cross multiply
143,040.53x = 214,564.44 × 43,203.98 - Step 4: Simplify right side
143,040.53x = 9,270,038,472.90 - Step 5: Solve for x
x = 9,270,038,472.90/143,040.53 - Step 6: Final answer
x = 64,807.07
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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.