Home / 255,284.04-352,289.01-140,560.30

Finding the Fourth Proportional to 255,284.04, 352,289.01 and 140,560.30

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Solution

The fourth proportional to 255,284.04, 352,289.01 and 140,560.30 is: 193,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,284.04 : 352,289.01 = 140,560.30 : x
  2. Step 2: Convert to fraction form
    255,284.04/352,289.01 = 140,560.30/x
  3. Step 3: Cross multiply
    255,284.04x = 352,289.01 × 140,560.30
  4. Step 4: Simplify right side
    255,284.04x = 49,517,848,932.30
  5. Step 5: Solve for x
    x = 49,517,848,932.30/255,284.04
  6. Step 6: Final answer
    x = 193,971.58

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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.