Finding the Fourth Proportional to 134,881.99, 202,248.50 and 84,855.04
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Solution
The fourth proportional to 134,881.99, 202,248.50 and 84,855.04 is: 127,235.70
Step by Step Solution
- Step 1: Write the proportion equation
134,881.99 : 202,248.50 = 84,855.04 : x - Step 2: Convert to fraction form
134,881.99/202,248.50 = 84,855.04/x - Step 3: Cross multiply
134,881.99x = 202,248.50 × 84,855.04 - Step 4: Simplify right side
134,881.99x = 17,161,803,627.54 - Step 5: Solve for x
x = 17,161,803,627.54/134,881.99 - Step 6: Final answer
x = 127,235.70
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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.