Home / 252,826.60-348,903.78-139,661.80

Finding the Fourth Proportional to 252,826.60, 348,903.78 and 139,661.80

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Solution

The fourth proportional to 252,826.60, 348,903.78 and 139,661.80 is: 192,734.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,826.60 : 348,903.78 = 139,661.80 : x
  2. Step 2: Convert to fraction form
    252,826.60/348,903.78 = 139,661.80/x
  3. Step 3: Cross multiply
    252,826.60x = 348,903.78 × 139,661.80
  4. Step 4: Simplify right side
    252,826.60x = 48,728,529,941.60
  5. Step 5: Solve for x
    x = 48,728,529,941.60/252,826.60
  6. Step 6: Final answer
    x = 192,734.98

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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.