Finding the Fourth Proportional to 236,803.70, 355,551.15 and 96,835.70
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Solution
The fourth proportional to 236,803.70, 355,551.15 and 96,835.70 is: 145,394.88
Step by Step Solution
- Step 1: Write the proportion equation
236,803.70 : 355,551.15 = 96,835.70 : x - Step 2: Convert to fraction form
236,803.70/355,551.15 = 96,835.70/x - Step 3: Cross multiply
236,803.70x = 355,551.15 × 96,835.70 - Step 4: Simplify right side
236,803.70x = 34,430,044,496.06 - Step 5: Solve for x
x = 34,430,044,496.06/236,803.70 - Step 6: Final answer
x = 145,394.88
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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.