Finding the Fourth Proportional to 92,412.04, 138,635.14 and 29,248.06
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Solution
The fourth proportional to 92,412.04, 138,635.14 and 29,248.06 is: 43,877.50
Step by Step Solution
- Step 1: Write the proportion equation
92,412.04 : 138,635.14 = 29,248.06 : x - Step 2: Convert to fraction form
92,412.04/138,635.14 = 29,248.06/x - Step 3: Cross multiply
92,412.04x = 138,635.14 × 29,248.06 - Step 4: Simplify right side
92,412.04x = 4,054,808,892.83 - Step 5: Solve for x
x = 4,054,808,892.83/92,412.04 - Step 6: Final answer
x = 43,877.50
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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.