Finding the Fourth Proportional to 92,423.60, 138,635.42 and 22,302.91
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Solution
The fourth proportional to 92,423.60, 138,635.42 and 22,302.91 is: 33,454.37
Step by Step Solution
- Step 1: Write the proportion equation
92,423.60 : 138,635.42 = 22,302.91 : x - Step 2: Convert to fraction form
92,423.60/138,635.42 = 22,302.91/x - Step 3: Cross multiply
92,423.60x = 138,635.42 × 22,302.91 - Step 4: Simplify right side
92,423.60x = 3,091,973,746.76 - Step 5: Solve for x
x = 3,091,973,746.76/92,423.60 - Step 6: Final answer
x = 33,454.37
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1.5x scale
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.