Finding the Fourth Proportional to 135,030.90, 201,963.15 and 114,035.70
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Solution
The fourth proportional to 135,030.90, 201,963.15 and 114,035.70 is: 170,561.03
Step by Step Solution
- Step 1: Write the proportion equation
135,030.90 : 201,963.15 = 114,035.70 : x - Step 2: Convert to fraction form
135,030.90/201,963.15 = 114,035.70/x - Step 3: Cross multiply
135,030.90x = 201,963.15 × 114,035.70 - Step 4: Simplify right side
135,030.90x = 23,031,009,184.46 - Step 5: Solve for x
x = 23,031,009,184.46/135,030.90 - Step 6: Final answer
x = 170,561.03
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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.