Home / 345,075.24-517,834.08-167,485.44

Finding the Fourth Proportional to 345,075.24, 517,834.08 and 167,485.44

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Solution

The fourth proportional to 345,075.24, 517,834.08 and 167,485.44 is: 251,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,075.24 : 517,834.08 = 167,485.44 : x
  2. Step 2: Convert to fraction form
    345,075.24/517,834.08 = 167,485.44/x
  3. Step 3: Cross multiply
    345,075.24x = 517,834.08 × 167,485.44
  4. Step 4: Simplify right side
    345,075.24x = 86,729,668,735.80
  5. Step 5: Solve for x
    x = 86,729,668,735.80/345,075.24
  6. Step 6: Final answer
    x = 251,335.53

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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.