Finding the Fourth Proportional to 158,987.99, 238,483.34 and 46,670.06
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Solution
The fourth proportional to 158,987.99, 238,483.34 and 46,670.06 is: 70,005.48
Step by Step Solution
- Step 1: Write the proportion equation
158,987.99 : 238,483.34 = 46,670.06 : x - Step 2: Convert to fraction form
158,987.99/238,483.34 = 46,670.06/x - Step 3: Cross multiply
158,987.99x = 238,483.34 × 46,670.06 - Step 4: Simplify right side
158,987.99x = 11,130,030,361.03 - Step 5: Solve for x
x = 11,130,030,361.03/158,987.99 - Step 6: Final answer
x = 70,005.48
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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.