Finding the Fourth Proportional to 132,752.58, 183,197.85 and 72,323.07
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Solution
The fourth proportional to 132,752.58, 183,197.85 and 72,323.07 is: 99,805.45
Step by Step Solution
- Step 1: Write the proportion equation
132,752.58 : 183,197.85 = 72,323.07 : x - Step 2: Convert to fraction form
132,752.58/183,197.85 = 72,323.07/x - Step 3: Cross multiply
132,752.58x = 183,197.85 × 72,323.07 - Step 4: Simplify right side
132,752.58x = 13,249,430,929.40 - Step 5: Solve for x
x = 13,249,430,929.40/132,752.58 - Step 6: Final answer
x = 99,805.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.