Finding the Fourth Proportional to 124,347.18, 171,598.98 and 67,758.54
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Solution
The fourth proportional to 124,347.18, 171,598.98 and 67,758.54 is: 93,506.72
Step by Step Solution
- Step 1: Write the proportion equation
124,347.18 : 171,598.98 = 67,758.54 : x - Step 2: Convert to fraction form
124,347.18/171,598.98 = 67,758.54/x - Step 3: Cross multiply
124,347.18x = 171,598.98 × 67,758.54 - Step 4: Simplify right side
124,347.18x = 11,627,296,350.29 - Step 5: Solve for x
x = 11,627,296,350.29/124,347.18 - Step 6: Final answer
x = 93,506.72
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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.