Finding the Fourth Proportional to 99,701.02, 137,584.05 and 59,393.91
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Solution
The fourth proportional to 99,701.02, 137,584.05 and 59,393.91 is: 81,961.59
Step by Step Solution
- Step 1: Write the proportion equation
99,701.02 : 137,584.05 = 59,393.91 : x - Step 2: Convert to fraction form
99,701.02/137,584.05 = 59,393.91/x - Step 3: Cross multiply
99,701.02x = 137,584.05 × 59,393.91 - Step 4: Simplify right side
99,701.02x = 8,171,653,995.22 - Step 5: Solve for x
x = 8,171,653,995.22/99,701.02 - Step 6: Final answer
x = 81,961.59
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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.