Finding the Fourth Proportional to 154,806.41, 232,275.36 and 84,603.71
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Solution
The fourth proportional to 154,806.41, 232,275.36 and 84,603.71 is: 126,941.49
Step by Step Solution
- Step 1: Write the proportion equation
154,806.41 : 232,275.36 = 84,603.71 : x - Step 2: Convert to fraction form
154,806.41/232,275.36 = 84,603.71/x - Step 3: Cross multiply
154,806.41x = 232,275.36 × 84,603.71 - Step 4: Simplify right side
154,806.41x = 19,651,356,036.21 - Step 5: Solve for x
x = 19,651,356,036.21/154,806.41 - Step 6: Final answer
x = 126,941.49
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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.