Finding the Fourth Proportional to 102,656.74, 153,985.11 and 32,536.05
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Solution
The fourth proportional to 102,656.74, 153,985.11 and 32,536.05 is: 48,804.08
Step by Step Solution
- Step 1: Write the proportion equation
102,656.74 : 153,985.11 = 32,536.05 : x - Step 2: Convert to fraction form
102,656.74/153,985.11 = 32,536.05/x - Step 3: Cross multiply
102,656.74x = 153,985.11 × 32,536.05 - Step 4: Simplify right side
102,656.74x = 5,010,068,066.78 - Step 5: Solve for x
x = 5,010,068,066.78/102,656.74 - Step 6: Final answer
x = 48,804.08
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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.