Finding the Fourth Proportional to 96,895.06, 133,726.25 and 53,878.84
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Solution
The fourth proportional to 96,895.06, 133,726.25 and 53,878.84 is: 74,358.95
Step by Step Solution
- Step 1: Write the proportion equation
96,895.06 : 133,726.25 = 53,878.84 : x - Step 2: Convert to fraction form
96,895.06/133,726.25 = 53,878.84/x - Step 3: Cross multiply
96,895.06x = 133,726.25 × 53,878.84 - Step 4: Simplify right side
96,895.06x = 7,205,015,027.93 - Step 5: Solve for x
x = 7,205,015,027.93/96,895.06 - Step 6: Final answer
x = 74,358.95
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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.