Finding the Fourth Proportional to 134,973.12, 202,283.52 and 97,658.88
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Solution
The fourth proportional to 134,973.12, 202,283.52 and 97,658.88 is: 146,360.86
Step by Step Solution
- Step 1: Write the proportion equation
134,973.12 : 202,283.52 = 97,658.88 : x - Step 2: Convert to fraction form
134,973.12/202,283.52 = 97,658.88/x - Step 3: Cross multiply
134,973.12x = 202,283.52 × 97,658.88 - Step 4: Simplify right side
134,973.12x = 19,754,782,005.66 - Step 5: Solve for x
x = 19,754,782,005.66/134,973.12 - Step 6: Final answer
x = 146,360.86
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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.