Finding the Fourth Proportional to 68,392.25, 102,378.17 and 58,303.17
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Solution
The fourth proportional to 68,392.25, 102,378.17 and 58,303.17 is: 87,275.55
Step by Step Solution
- Step 1: Write the proportion equation
68,392.25 : 102,378.17 = 58,303.17 : x - Step 2: Convert to fraction form
68,392.25/102,378.17 = 58,303.17/x - Step 3: Cross multiply
68,392.25x = 102,378.17 × 58,303.17 - Step 4: Simplify right side
68,392.25x = 5,968,971,558.28 - Step 5: Solve for x
x = 5,968,971,558.28/68,392.25 - Step 6: Final answer
x = 87,275.55
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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.