Finding the Fourth Proportional to 193,875.36, 267,562.08 and 118,438.08
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Solution
The fourth proportional to 193,875.36, 267,562.08 and 118,438.08 is: 163,453.15
Step by Step Solution
- Step 1: Write the proportion equation
193,875.36 : 267,562.08 = 118,438.08 : x - Step 2: Convert to fraction form
193,875.36/267,562.08 = 118,438.08/x - Step 3: Cross multiply
193,875.36x = 267,562.08 × 118,438.08 - Step 4: Simplify right side
193,875.36x = 31,689,539,036.01 - Step 5: Solve for x
x = 31,689,539,036.01/193,875.36 - Step 6: Final answer
x = 163,453.15
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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.