Finding the Fourth Proportional to 93,570.19, 129,127.77 and 51,129.63
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Solution
The fourth proportional to 93,570.19, 129,127.77 and 51,129.63 is: 70,559.39
Step by Step Solution
- Step 1: Write the proportion equation
93,570.19 : 129,127.77 = 51,129.63 : x - Step 2: Convert to fraction form
93,570.19/129,127.77 = 51,129.63/x - Step 3: Cross multiply
93,570.19x = 129,127.77 × 51,129.63 - Step 4: Simplify right side
93,570.19x = 6,602,255,102.83 - Step 5: Solve for x
x = 6,602,255,102.83/93,570.19 - Step 6: Final answer
x = 70,559.39
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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.