Finding the Fourth Proportional to 97,639.24, 146,291.70 and 53,297.14
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Solution
The fourth proportional to 97,639.24, 146,291.70 and 53,297.14 is: 79,854.46
Step by Step Solution
- Step 1: Write the proportion equation
97,639.24 : 146,291.70 = 53,297.14 : x - Step 2: Convert to fraction form
97,639.24/146,291.70 = 53,297.14/x - Step 3: Cross multiply
97,639.24x = 146,291.70 × 53,297.14 - Step 4: Simplify right side
97,639.24x = 7,796,929,215.74 - Step 5: Solve for x
x = 7,796,929,215.74/97,639.24 - Step 6: Final answer
x = 79,854.46
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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.