Finding the Fourth Proportional to 93,862.80, 129,529.99 and 50,841.32
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Solution
The fourth proportional to 93,862.80, 129,529.99 and 50,841.32 is: 70,160.66
Step by Step Solution
- Step 1: Write the proportion equation
93,862.80 : 129,529.99 = 50,841.32 : x - Step 2: Convert to fraction form
93,862.80/129,529.99 = 50,841.32/x - Step 3: Cross multiply
93,862.80x = 129,529.99 × 50,841.32 - Step 4: Simplify right side
93,862.80x = 6,585,475,671.19 - Step 5: Solve for x
x = 6,585,475,671.19/93,862.80 - Step 6: Final answer
x = 70,160.66
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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.