Finding the Fourth Proportional to 94,251.98, 129,971.30 and 62,409.26
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Solution
The fourth proportional to 94,251.98, 129,971.30 and 62,409.26 is: 86,060.93
Step by Step Solution
- Step 1: Write the proportion equation
94,251.98 : 129,971.30 = 62,409.26 : x - Step 2: Convert to fraction form
94,251.98/129,971.30 = 62,409.26/x - Step 3: Cross multiply
94,251.98x = 129,971.30 × 62,409.26 - Step 4: Simplify right side
94,251.98x = 8,111,412,654.24 - Step 5: Solve for x
x = 8,111,412,654.24/94,251.98 - Step 6: Final answer
x = 86,060.93
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1.5x scale
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.