Home / 195,014.40-292,435.20-89,865.60

Finding the Fourth Proportional to 195,014.40, 292,435.20 and 89,865.60

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Solution

The fourth proportional to 195,014.40, 292,435.20 and 89,865.60 is: 134,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,014.40 : 292,435.20 = 89,865.60 : x
  2. Step 2: Convert to fraction form
    195,014.40/292,435.20 = 89,865.60/x
  3. Step 3: Cross multiply
    195,014.40x = 292,435.20 × 89,865.60
  4. Step 4: Simplify right side
    195,014.40x = 26,279,864,709.12
  5. Step 5: Solve for x
    x = 26,279,864,709.12/195,014.40
  6. Step 6: Final answer
    x = 134,758.59

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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.