Finding the Fourth Proportional to 73,135.04, 100,926.12 and 41,303.84
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Solution
The fourth proportional to 73,135.04, 100,926.12 and 41,303.84 is: 56,999.17
Step by Step Solution
- Step 1: Write the proportion equation
73,135.04 : 100,926.12 = 41,303.84 : x - Step 2: Convert to fraction form
73,135.04/100,926.12 = 41,303.84/x - Step 3: Cross multiply
73,135.04x = 100,926.12 × 41,303.84 - Step 4: Simplify right side
73,135.04x = 4,168,636,312.30 - Step 5: Solve for x
x = 4,168,636,312.30/73,135.04 - Step 6: Final answer
x = 56,999.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.