Finding the Fourth Proportional to 219,425.63, 302,807.36 and 118,823.63
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Solution
The fourth proportional to 219,425.63, 302,807.36 and 118,823.63 is: 163,976.60
Step by Step Solution
- Step 1: Write the proportion equation
219,425.63 : 302,807.36 = 118,823.63 : x - Step 2: Convert to fraction form
219,425.63/302,807.36 = 118,823.63/x - Step 3: Cross multiply
219,425.63x = 302,807.36 × 118,823.63 - Step 4: Simplify right side
219,425.63x = 35,980,668,488.94 - Step 5: Solve for x
x = 35,980,668,488.94/219,425.63 - Step 6: Final answer
x = 163,976.60
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1.5x scale
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.