Finding the Fourth Proportional to 97,315.02, 145,972.26 and 23,443.02
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Solution
The fourth proportional to 97,315.02, 145,972.26 and 23,443.02 is: 35,164.46
Step by Step Solution
- Step 1: Write the proportion equation
97,315.02 : 145,972.26 = 23,443.02 : x - Step 2: Convert to fraction form
97,315.02/145,972.26 = 23,443.02/x - Step 3: Cross multiply
97,315.02x = 145,972.26 × 23,443.02 - Step 4: Simplify right side
97,315.02x = 3,422,030,610.63 - Step 5: Solve for x
x = 3,422,030,610.63/97,315.02 - Step 6: Final answer
x = 35,164.46
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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.