Home / 174,960.80-262,441.20-139,968.80

Finding the Fourth Proportional to 174,960.80, 262,441.20 and 139,968.80

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Solution

The fourth proportional to 174,960.80, 262,441.20 and 139,968.80 is: 209,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,960.80 : 262,441.20 = 139,968.80 : x
  2. Step 2: Convert to fraction form
    174,960.80/262,441.20 = 139,968.80/x
  3. Step 3: Cross multiply
    174,960.80x = 262,441.20 × 139,968.80
  4. Step 4: Simplify right side
    174,960.80x = 36,733,579,834.56
  5. Step 5: Solve for x
    x = 36,733,579,834.56/174,960.80
  6. Step 6: Final answer
    x = 209,953.20

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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.