Home / 345,338.24-517,871.22-167,792.72

Finding the Fourth Proportional to 345,338.24, 517,871.22 and 167,792.72

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Solution

The fourth proportional to 345,338.24, 517,871.22 and 167,792.72 is: 251,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,338.24 : 517,871.22 = 167,792.72 : x
  2. Step 2: Convert to fraction form
    345,338.24/517,871.22 = 167,792.72/x
  3. Step 3: Cross multiply
    345,338.24x = 517,871.22 × 167,792.72
  4. Step 4: Simplify right side
    345,338.24x = 86,895,020,613.52
  5. Step 5: Solve for x
    x = 86,895,020,613.52/345,338.24
  6. Step 6: Final answer
    x = 251,622.93

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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.