Finding the Fourth Proportional to 96,656.75, 133,386.04 and 53,642.73
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Solution
The fourth proportional to 96,656.75, 133,386.04 and 53,642.73 is: 74,026.82
Step by Step Solution
- Step 1: Write the proportion equation
96,656.75 : 133,386.04 = 53,642.73 : x - Step 2: Convert to fraction form
96,656.75/133,386.04 = 53,642.73/x - Step 3: Cross multiply
96,656.75x = 133,386.04 × 53,642.73 - Step 4: Simplify right side
96,656.75x = 7,155,191,943.63 - Step 5: Solve for x
x = 7,155,191,943.63/96,656.75 - Step 6: Final answer
x = 74,026.82
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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.