Finding the Fourth Proportional to 93,745.52, 129,368.56 and 51,303.68
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Solution
The fourth proportional to 93,745.52, 129,368.56 and 51,303.68 is: 70,798.94
Step by Step Solution
- Step 1: Write the proportion equation
93,745.52 : 129,368.56 = 51,303.68 : x - Step 2: Convert to fraction form
93,745.52/129,368.56 = 51,303.68/x - Step 3: Cross multiply
93,745.52x = 129,368.56 × 51,303.68 - Step 4: Simplify right side
93,745.52x = 6,637,083,204.30 - Step 5: Solve for x
x = 6,637,083,204.30/93,745.52 - Step 6: Final answer
x = 70,798.94
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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.