Finding the Fourth Proportional to 107,262.24, 147,496.99 and 93,090.48
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Solution
The fourth proportional to 107,262.24, 147,496.99 and 93,090.48 is: 128,009.31
Step by Step Solution
- Step 1: Write the proportion equation
107,262.24 : 147,496.99 = 93,090.48 : x - Step 2: Convert to fraction form
107,262.24/147,496.99 = 93,090.48/x - Step 3: Cross multiply
107,262.24x = 147,496.99 × 93,090.48 - Step 4: Simplify right side
107,262.24x = 13,730,565,597.66 - Step 5: Solve for x
x = 13,730,565,597.66/107,262.24 - Step 6: Final answer
x = 128,009.31
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1.5x scale
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.