Finding the Fourth Proportional to 92,569.68, 138,854.52 and 22,448.88
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Solution
The fourth proportional to 92,569.68, 138,854.52 and 22,448.88 is: 33,673.32
Step by Step Solution
- Step 1: Write the proportion equation
92,569.68 : 138,854.52 = 22,448.88 : x - Step 2: Convert to fraction form
92,569.68/138,854.52 = 22,448.88/x - Step 3: Cross multiply
92,569.68x = 138,854.52 × 22,448.88 - Step 4: Simplify right side
92,569.68x = 3,117,128,456.94 - Step 5: Solve for x
x = 3,117,128,456.94/92,569.68 - Step 6: Final answer
x = 33,673.32
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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.