Finding the Fourth Proportional to 69,854.92, 104,802.80 and 22,468.95
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Solution
The fourth proportional to 69,854.92, 104,802.80 and 22,468.95 is: 33,709.99
Step by Step Solution
- Step 1: Write the proportion equation
69,854.92 : 104,802.80 = 22,468.95 : x - Step 2: Convert to fraction form
69,854.92/104,802.80 = 22,468.95/x - Step 3: Cross multiply
69,854.92x = 104,802.80 × 22,468.95 - Step 4: Simplify right side
69,854.92x = 2,354,808,873.06 - Step 5: Solve for x
x = 2,354,808,873.06/69,854.92 - Step 6: Final answer
x = 33,709.99
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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.