Finding the Fourth Proportional to 162,388.04, 224,094.11 and 93,490.99
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Solution
The fourth proportional to 162,388.04, 224,094.11 and 93,490.99 is: 129,016.77
Step by Step Solution
- Step 1: Write the proportion equation
162,388.04 : 224,094.11 = 93,490.99 : x - Step 2: Convert to fraction form
162,388.04/224,094.11 = 93,490.99/x - Step 3: Cross multiply
162,388.04x = 224,094.11 × 93,490.99 - Step 4: Simplify right side
162,388.04x = 20,950,779,870.56 - Step 5: Solve for x
x = 20,950,779,870.56/162,388.04 - Step 6: Final answer
x = 129,016.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.