Finding the Fourth Proportional to 92,395.08, 138,686.04 and 62,406.18
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Solution
The fourth proportional to 92,395.08, 138,686.04 and 62,406.18 is: 93,672.37
Step by Step Solution
- Step 1: Write the proportion equation
92,395.08 : 138,686.04 = 62,406.18 : x - Step 2: Convert to fraction form
92,395.08/138,686.04 = 62,406.18/x - Step 3: Cross multiply
92,395.08x = 138,686.04 × 62,406.18 - Step 4: Simplify right side
92,395.08x = 8,654,865,975.73 - Step 5: Solve for x
x = 8,654,865,975.73/92,395.08 - Step 6: Final answer
x = 93,672.37
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1.5x scale
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.