Finding the Fourth Proportional to 219,348.75, 302,701.68 and 118,746.75
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Solution
The fourth proportional to 219,348.75, 302,701.68 and 118,746.75 is: 163,870.73
Step by Step Solution
- Step 1: Write the proportion equation
219,348.75 : 302,701.68 = 118,746.75 : x - Step 2: Convert to fraction form
219,348.75/302,701.68 = 118,746.75/x - Step 3: Cross multiply
219,348.75x = 302,701.68 × 118,746.75 - Step 4: Simplify right side
219,348.75x = 35,944,840,719.54 - Step 5: Solve for x
x = 35,944,840,719.54/219,348.75 - Step 6: Final answer
x = 163,870.73
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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.