Finding the Fourth Proportional to 93,697.90, 129,304.29 and 51,257.14
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Solution
The fourth proportional to 93,697.90, 129,304.29 and 51,257.14 is: 70,735.50
Step by Step Solution
- Step 1: Write the proportion equation
93,697.90 : 129,304.29 = 51,257.14 : x - Step 2: Convert to fraction form
93,697.90/129,304.29 = 51,257.14/x - Step 3: Cross multiply
93,697.90x = 129,304.29 × 51,257.14 - Step 4: Simplify right side
93,697.90x = 6,627,768,095.13 - Step 5: Solve for x
x = 6,627,768,095.13/93,697.90 - Step 6: Final answer
x = 70,735.50
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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.