Finding the Fourth Proportional to 96,947.29, 133,732.62 and 58,175.08
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Solution
The fourth proportional to 96,947.29, 133,732.62 and 58,175.08 is: 80,248.82
Step by Step Solution
- Step 1: Write the proportion equation
96,947.29 : 133,732.62 = 58,175.08 : x - Step 2: Convert to fraction form
96,947.29/133,732.62 = 58,175.08/x - Step 3: Cross multiply
96,947.29x = 133,732.62 × 58,175.08 - Step 4: Simplify right side
96,947.29x = 7,779,905,867.11 - Step 5: Solve for x
x = 7,779,905,867.11/96,947.29 - Step 6: Final answer
x = 80,248.82
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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.