Finding the Fourth Proportional to 95,526.55, 143,271.42 and 90,784.99
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Solution
The fourth proportional to 95,526.55, 143,271.42 and 90,784.99 is: 136,159.99
Step by Step Solution
- Step 1: Write the proportion equation
95,526.55 : 143,271.42 = 90,784.99 : x - Step 2: Convert to fraction form
95,526.55/143,271.42 = 90,784.99/x - Step 3: Cross multiply
95,526.55x = 143,271.42 × 90,784.99 - Step 4: Simplify right side
95,526.55x = 13,006,894,431.99 - Step 5: Solve for x
x = 13,006,894,431.99/95,526.55 - Step 6: Final answer
x = 136,159.99
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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.