Finding the Fourth Proportional to 163,605.16, 245,400.60 and 51,282.82
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Solution
The fourth proportional to 163,605.16, 245,400.60 and 51,282.82 is: 76,921.99
Step by Step Solution
- Step 1: Write the proportion equation
163,605.16 : 245,400.60 = 51,282.82 : x - Step 2: Convert to fraction form
163,605.16/245,400.60 = 51,282.82/x - Step 3: Cross multiply
163,605.16x = 245,400.60 × 51,282.82 - Step 4: Simplify right side
163,605.16x = 12,584,834,797.69 - Step 5: Solve for x
x = 12,584,834,797.69/163,605.16 - Step 6: Final answer
x = 76,921.99
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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.