Finding the Fourth Proportional to 153,548.91, 230,243.18 and 48,339.63
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Solution
The fourth proportional to 153,548.91, 230,243.18 and 48,339.63 is: 72,484.20
Step by Step Solution
- Step 1: Write the proportion equation
153,548.91 : 230,243.18 = 48,339.63 : x - Step 2: Convert to fraction form
153,548.91/230,243.18 = 48,339.63/x - Step 3: Cross multiply
153,548.91x = 230,243.18 × 48,339.63 - Step 4: Simplify right side
153,548.91x = 11,129,869,889.53 - Step 5: Solve for x
x = 11,129,869,889.53/153,548.91 - Step 6: Final answer
x = 72,484.20
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1.5x scale
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.