Home / 255,326.20-352,347.23-140,602.52

Finding the Fourth Proportional to 255,326.20, 352,347.23 and 140,602.52

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Solution

The fourth proportional to 255,326.20, 352,347.23 and 140,602.52 is: 194,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,326.20 : 352,347.23 = 140,602.52 : x
  2. Step 2: Convert to fraction form
    255,326.20/352,347.23 = 140,602.52/x
  3. Step 3: Cross multiply
    255,326.20x = 352,347.23 × 140,602.52
  4. Step 4: Simplify right side
    255,326.20x = 49,540,909,685.39
  5. Step 5: Solve for x
    x = 49,540,909,685.39/255,326.20
  6. Step 6: Final answer
    x = 194,029.87

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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.