Finding the Fourth Proportional to 92,355.04, 138,549.84 and 36,955.36
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Solution
The fourth proportional to 92,355.04, 138,549.84 and 36,955.36 is: 55,439.95
Step by Step Solution
- Step 1: Write the proportion equation
92,355.04 : 138,549.84 = 36,955.36 : x - Step 2: Convert to fraction form
92,355.04/138,549.84 = 36,955.36/x - Step 3: Cross multiply
92,355.04x = 138,549.84 × 36,955.36 - Step 4: Simplify right side
92,355.04x = 5,120,159,215.14 - Step 5: Solve for x
x = 5,120,159,215.14/92,355.04 - Step 6: Final answer
x = 55,439.95
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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.