Finding the Fourth Proportional to 73,460.24, 101,378.28 and 45,175.28
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Solution
The fourth proportional to 73,460.24, 101,378.28 and 45,175.28 is: 62,343.82
Step by Step Solution
- Step 1: Write the proportion equation
73,460.24 : 101,378.28 = 45,175.28 : x - Step 2: Convert to fraction form
73,460.24/101,378.28 = 45,175.28/x - Step 3: Cross multiply
73,460.24x = 101,378.28 × 45,175.28 - Step 4: Simplify right side
73,460.24x = 4,579,792,184.92 - Step 5: Solve for x
x = 4,579,792,184.92/73,460.24 - Step 6: Final answer
x = 62,343.82
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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.