Finding the Fourth Proportional to 75,737.79, 104,522.72 and 41,746.23
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Solution
The fourth proportional to 75,737.79, 104,522.72 and 41,746.23 is: 57,612.32
Step by Step Solution
- Step 1: Write the proportion equation
75,737.79 : 104,522.72 = 41,746.23 : x - Step 2: Convert to fraction form
75,737.79/104,522.72 = 41,746.23/x - Step 3: Cross multiply
75,737.79x = 104,522.72 × 41,746.23 - Step 4: Simplify right side
75,737.79x = 4,363,429,509.35 - Step 5: Solve for x
x = 4,363,429,509.35/75,737.79 - Step 6: Final answer
x = 57,612.32
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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.