Finding the Fourth Proportional to 92,270.70, 127,333.99 and 51,985.08
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Solution
The fourth proportional to 92,270.70, 127,333.99 and 51,985.08 is: 71,739.65
Step by Step Solution
- Step 1: Write the proportion equation
92,270.70 : 127,333.99 = 51,985.08 : x - Step 2: Convert to fraction form
92,270.70/127,333.99 = 51,985.08/x - Step 3: Cross multiply
92,270.70x = 127,333.99 × 51,985.08 - Step 4: Simplify right side
92,270.70x = 6,619,467,656.87 - Step 5: Solve for x
x = 6,619,467,656.87/92,270.70 - Step 6: Final answer
x = 71,739.65
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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.