Finding the Fourth Proportional to 72,349.93, 108,528.99 and 22,437.12
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Solution
The fourth proportional to 72,349.93, 108,528.99 and 22,437.12 is: 33,656.95
Step by Step Solution
- Step 1: Write the proportion equation
72,349.93 : 108,528.99 = 22,437.12 : x - Step 2: Convert to fraction form
72,349.93/108,528.99 = 22,437.12/x - Step 3: Cross multiply
72,349.93x = 108,528.99 × 22,437.12 - Step 4: Simplify right side
72,349.93x = 2,435,077,972.11 - Step 5: Solve for x
x = 2,435,077,972.11/72,349.93 - Step 6: Final answer
x = 33,656.95
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1.5x scale
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.