Finding the Fourth Proportional to 73,631.34, 110,430.27 and 29,246.13
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Solution
The fourth proportional to 73,631.34, 110,430.27 and 29,246.13 is: 43,862.55
Step by Step Solution
- Step 1: Write the proportion equation
73,631.34 : 110,430.27 = 29,246.13 : x - Step 2: Convert to fraction form
73,631.34/110,430.27 = 29,246.13/x - Step 3: Cross multiply
73,631.34x = 110,430.27 × 29,246.13 - Step 4: Simplify right side
73,631.34x = 3,229,658,032.36 - Step 5: Solve for x
x = 3,229,658,032.36/73,631.34 - Step 6: Final answer
x = 43,862.55
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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.