Finding the Fourth Proportional to 93,703.08, 129,307.14 and 55,954.92
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Solution
The fourth proportional to 93,703.08, 129,307.14 and 55,954.92 is: 77,215.93
Step by Step Solution
- Step 1: Write the proportion equation
93,703.08 : 129,307.14 = 55,954.92 : x - Step 2: Convert to fraction form
93,703.08/129,307.14 = 55,954.92/x - Step 3: Cross multiply
93,703.08x = 129,307.14 × 55,954.92 - Step 4: Simplify right side
93,703.08x = 7,235,370,674.13 - Step 5: Solve for x
x = 7,235,370,674.13/93,703.08 - Step 6: Final answer
x = 77,215.93
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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.