Finding the Fourth Proportional to 75,407.84, 113,125.66 and 24,809.71
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Solution
The fourth proportional to 75,407.84, 113,125.66 and 24,809.71 is: 37,219.14
Step by Step Solution
- Step 1: Write the proportion equation
75,407.84 : 113,125.66 = 24,809.71 : x - Step 2: Convert to fraction form
75,407.84/113,125.66 = 24,809.71/x - Step 3: Cross multiply
75,407.84x = 113,125.66 × 24,809.71 - Step 4: Simplify right side
75,407.84x = 2,806,614,818.16 - Step 5: Solve for x
x = 2,806,614,818.16/75,407.84 - Step 6: Final answer
x = 37,219.14
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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.