Finding the Fourth Proportional to 67,726.14, 101,555.07 and 39,654.66
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Solution
The fourth proportional to 67,726.14, 101,555.07 and 39,654.66 is: 59,462.00
Step by Step Solution
- Step 1: Write the proportion equation
67,726.14 : 101,555.07 = 39,654.66 : x - Step 2: Convert to fraction form
67,726.14/101,555.07 = 39,654.66/x - Step 3: Cross multiply
67,726.14x = 101,555.07 × 39,654.66 - Step 4: Simplify right side
67,726.14x = 4,027,131,772.13 - Step 5: Solve for x
x = 4,027,131,772.13/67,726.14 - Step 6: Final answer
x = 59,462.00
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1.5x scale
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.