Finding the Fourth Proportional to 122,929.96, 184,353.88 and 48,030.68
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Solution
The fourth proportional to 122,929.96, 184,353.88 and 48,030.68 is: 72,029.98
Step by Step Solution
- Step 1: Write the proportion equation
122,929.96 : 184,353.88 = 48,030.68 : x - Step 2: Convert to fraction form
122,929.96/184,353.88 = 48,030.68/x - Step 3: Cross multiply
122,929.96x = 184,353.88 × 48,030.68 - Step 4: Simplify right side
122,929.96x = 8,854,642,217.04 - Step 5: Solve for x
x = 8,854,642,217.04/122,929.96 - Step 6: Final answer
x = 72,029.98
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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.