Finding the Fourth Proportional to 134,246.70, 201,442.95 and 55,368.90
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Solution
The fourth proportional to 134,246.70, 201,442.95 and 55,368.90 is: 83,083.42
Step by Step Solution
- Step 1: Write the proportion equation
134,246.70 : 201,442.95 = 55,368.90 : x - Step 2: Convert to fraction form
134,246.70/201,442.95 = 55,368.90/x - Step 3: Cross multiply
134,246.70x = 201,442.95 × 55,368.90 - Step 4: Simplify right side
134,246.70x = 11,153,674,554.26 - Step 5: Solve for x
x = 11,153,674,554.26/134,246.70 - Step 6: Final answer
x = 83,083.42
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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.