Finding the Fourth Proportional to 67,555.24, 101,233.98 and 38,030.68
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Solution
The fourth proportional to 67,555.24, 101,233.98 and 38,030.68 is: 56,990.35
Step by Step Solution
- Step 1: Write the proportion equation
67,555.24 : 101,233.98 = 38,030.68 : x - Step 2: Convert to fraction form
67,555.24/101,233.98 = 38,030.68/x - Step 3: Cross multiply
67,555.24x = 101,233.98 × 38,030.68 - Step 4: Simplify right side
67,555.24x = 3,849,997,098.51 - Step 5: Solve for x
x = 3,849,997,098.51/67,555.24 - Step 6: Final answer
x = 56,990.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.