Home / 255,532.20-352,636.80-140,814.94

Finding the Fourth Proportional to 255,532.20, 352,636.80 and 140,814.94

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Solution

The fourth proportional to 255,532.20, 352,636.80 and 140,814.94 is: 194,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,532.20 : 352,636.80 = 140,814.94 : x
  2. Step 2: Convert to fraction form
    255,532.20/352,636.80 = 140,814.94/x
  3. Step 3: Cross multiply
    255,532.20x = 352,636.80 × 140,814.94
  4. Step 4: Simplify right side
    255,532.20x = 49,656,530,011.31
  5. Step 5: Solve for x
    x = 49,656,530,011.31/255,532.20
  6. Step 6: Final answer
    x = 194,325.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.