Finding the Fourth Proportional to 92,820.62, 139,246.65 and 32,014.38
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Solution
The fourth proportional to 92,820.62, 139,246.65 and 32,014.38 is: 48,026.99
Step by Step Solution
- Step 1: Write the proportion equation
92,820.62 : 139,246.65 = 32,014.38 : x - Step 2: Convert to fraction form
92,820.62/139,246.65 = 32,014.38/x - Step 3: Cross multiply
92,820.62x = 139,246.65 × 32,014.38 - Step 4: Simplify right side
92,820.62x = 4,457,894,853.91 - Step 5: Solve for x
x = 4,457,894,853.91/92,820.62 - Step 6: Final answer
x = 48,026.99
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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.