Home / 262,642.26-393,332.10-149,981.39

Finding the Fourth Proportional to 262,642.26, 393,332.10 and 149,981.39

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Solution

The fourth proportional to 262,642.26, 393,332.10 and 149,981.39 is: 224,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,642.26 : 393,332.10 = 149,981.39 : x
  2. Step 2: Convert to fraction form
    262,642.26/393,332.10 = 149,981.39/x
  3. Step 3: Cross multiply
    262,642.26x = 393,332.10 × 149,981.39
  4. Step 4: Simplify right side
    262,642.26x = 58,992,493,122.96
  5. Step 5: Solve for x
    x = 58,992,493,122.96/262,642.26
  6. Step 6: Final answer
    x = 224,611.58

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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.