Finding the Fourth Proportional to 103,950.99, 155,909.48 and 37,378.71
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Solution
The fourth proportional to 103,950.99, 155,909.48 and 37,378.71 is: 56,061.95
Step by Step Solution
- Step 1: Write the proportion equation
103,950.99 : 155,909.48 = 37,378.71 : x - Step 2: Convert to fraction form
103,950.99/155,909.48 = 37,378.71/x - Step 3: Cross multiply
103,950.99x = 155,909.48 × 37,378.71 - Step 4: Simplify right side
103,950.99x = 5,827,695,052.28 - Step 5: Solve for x
x = 5,827,695,052.28/103,950.99 - Step 6: Final answer
x = 56,061.95
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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.