Finding the Fourth Proportional to 114,525.68, 157,941.95 and 71,509.14
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Solution
The fourth proportional to 114,525.68, 157,941.95 and 71,509.14 is: 98,618.00
Step by Step Solution
- Step 1: Write the proportion equation
114,525.68 : 157,941.95 = 71,509.14 : x - Step 2: Convert to fraction form
114,525.68/157,941.95 = 71,509.14/x - Step 3: Cross multiply
114,525.68x = 157,941.95 × 71,509.14 - Step 4: Simplify right side
114,525.68x = 11,294,292,656.88 - Step 5: Solve for x
x = 11,294,292,656.88/114,525.68 - Step 6: Final answer
x = 98,618.00
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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.