Home / 255,483.20-352,566.90-148,115.48

Finding the Fourth Proportional to 255,483.20, 352,566.90 and 148,115.48

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Solution

The fourth proportional to 255,483.20, 352,566.90 and 148,115.48 is: 204,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,483.20 : 352,566.90 = 148,115.48 : x
  2. Step 2: Convert to fraction form
    255,483.20/352,566.90 = 148,115.48/x
  3. Step 3: Cross multiply
    255,483.20x = 352,566.90 × 148,115.48
  4. Step 4: Simplify right side
    255,483.20x = 52,220,615,625.61
  5. Step 5: Solve for x
    x = 52,220,615,625.61/255,483.20
  6. Step 6: Final answer
    x = 204,399.41

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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.