Home / 174,934.80-262,402.20-139,942.80

Finding the Fourth Proportional to 174,934.80, 262,402.20 and 139,942.80

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Solution

The fourth proportional to 174,934.80, 262,402.20 and 139,942.80 is: 209,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,934.80 : 262,402.20 = 139,942.80 : x
  2. Step 2: Convert to fraction form
    174,934.80/262,402.20 = 139,942.80/x
  3. Step 3: Cross multiply
    174,934.80x = 262,402.20 × 139,942.80
  4. Step 4: Simplify right side
    174,934.80x = 36,721,298,594.16
  5. Step 5: Solve for x
    x = 36,721,298,594.16/174,934.80
  6. Step 6: Final answer
    x = 209,914.20

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1.5x scale

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.