Home / 255,982.42-383,809.56-106,325.98

Finding the Fourth Proportional to 255,982.42, 383,809.56 and 106,325.98

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Solution

The fourth proportional to 255,982.42, 383,809.56 and 106,325.98 is: 159,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,982.42 : 383,809.56 = 106,325.98 : x
  2. Step 2: Convert to fraction form
    255,982.42/383,809.56 = 106,325.98/x
  3. Step 3: Cross multiply
    255,982.42x = 383,809.56 × 106,325.98
  4. Step 4: Simplify right side
    255,982.42x = 40,808,927,600.37
  5. Step 5: Solve for x
    x = 40,808,927,600.37/255,982.42
  6. Step 6: Final answer
    x = 159,420.82

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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.