Finding the Fourth Proportional to 229,488.76, 316,603.74 and 132,674.79
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Solution
The fourth proportional to 229,488.76, 316,603.74 and 132,674.79 is: 183,038.75
Step by Step Solution
- Step 1: Write the proportion equation
229,488.76 : 316,603.74 = 132,674.79 : x - Step 2: Convert to fraction form
229,488.76/316,603.74 = 132,674.79/x - Step 3: Cross multiply
229,488.76x = 316,603.74 × 132,674.79 - Step 4: Simplify right side
229,488.76x = 42,005,334,717.71 - Step 5: Solve for x
x = 42,005,334,717.71/229,488.76 - Step 6: Final answer
x = 183,038.75
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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.