Finding the Fourth Proportional to 219,319.02, 302,661.24 and 118,717.02
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Solution
The fourth proportional to 219,319.02, 302,661.24 and 118,717.02 is: 163,830.02
Step by Step Solution
- Step 1: Write the proportion equation
219,319.02 : 302,661.24 = 118,717.02 : x - Step 2: Convert to fraction form
219,319.02/302,661.24 = 118,717.02/x - Step 3: Cross multiply
219,319.02x = 302,661.24 × 118,717.02 - Step 4: Simplify right side
219,319.02x = 35,931,040,482.30 - Step 5: Solve for x
x = 35,931,040,482.30/219,319.02 - Step 6: Final answer
x = 163,830.02
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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.