Finding the Fourth Proportional to 98,625.90, 136,108.47 and 60,373.26
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Solution
The fourth proportional to 98,625.90, 136,108.47 and 60,373.26 is: 83,317.99
Step by Step Solution
- Step 1: Write the proportion equation
98,625.90 : 136,108.47 = 60,373.26 : x - Step 2: Convert to fraction form
98,625.90/136,108.47 = 60,373.26/x - Step 3: Cross multiply
98,625.90x = 136,108.47 × 60,373.26 - Step 4: Simplify right side
98,625.90x = 8,217,312,047.51 - Step 5: Solve for x
x = 8,217,312,047.51/98,625.90 - Step 6: Final answer
x = 83,317.99
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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.