Home / 284,543.37-426,839.20-116,075.11

Finding the Fourth Proportional to 284,543.37, 426,839.20 and 116,075.11

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Solution

The fourth proportional to 284,543.37, 426,839.20 and 116,075.11 is: 174,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,543.37 : 426,839.20 = 116,075.11 : x
  2. Step 2: Convert to fraction form
    284,543.37/426,839.20 = 116,075.11/x
  3. Step 3: Cross multiply
    284,543.37x = 426,839.20 × 116,075.11
  4. Step 4: Simplify right side
    284,543.37x = 49,545,407,092.31
  5. Step 5: Solve for x
    x = 49,545,407,092.31/284,543.37
  6. Step 6: Final answer
    x = 174,122.51

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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.