Finding the Fourth Proportional to 134,126.62, 201,221.07 and 39,352.98
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Solution
The fourth proportional to 134,126.62, 201,221.07 and 39,352.98 is: 59,038.61
Step by Step Solution
- Step 1: Write the proportion equation
134,126.62 : 201,221.07 = 39,352.98 : x - Step 2: Convert to fraction form
134,126.62/201,221.07 = 39,352.98/x - Step 3: Cross multiply
134,126.62x = 201,221.07 × 39,352.98 - Step 4: Simplify right side
134,126.62x = 7,918,648,743.29 - Step 5: Solve for x
x = 7,918,648,743.29/134,126.62 - Step 6: Final answer
x = 59,038.61
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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.