Finding the Fourth Proportional to 102,421.24, 153,631.86 and 32,306.02
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Solution
The fourth proportional to 102,421.24, 153,631.86 and 32,306.02 is: 48,459.03
Step by Step Solution
- Step 1: Write the proportion equation
102,421.24 : 153,631.86 = 32,306.02 : x - Step 2: Convert to fraction form
102,421.24/153,631.86 = 32,306.02/x - Step 3: Cross multiply
102,421.24x = 153,631.86 × 32,306.02 - Step 4: Simplify right side
102,421.24x = 4,963,233,941.80 - Step 5: Solve for x
x = 4,963,233,941.80/102,421.24 - Step 6: Final answer
x = 48,459.03
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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.