Finding the Fourth Proportional to 73,726.66, 110,397.21 and 40,377.34
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Solution
The fourth proportional to 73,726.66, 110,397.21 and 40,377.34 is: 60,460.43
Step by Step Solution
- Step 1: Write the proportion equation
73,726.66 : 110,397.21 = 40,377.34 : x - Step 2: Convert to fraction form
73,726.66/110,397.21 = 40,377.34/x - Step 3: Cross multiply
73,726.66x = 110,397.21 × 40,377.34 - Step 4: Simplify right side
73,726.66x = 4,457,545,683.22 - Step 5: Solve for x
x = 4,457,545,683.22/73,726.66 - Step 6: Final answer
x = 60,460.43
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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.