Home / 119,002.56-164,178.24-75,983.64

Finding the Fourth Proportional to 119,002.56, 164,178.24 and 75,983.64

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Solution

The fourth proportional to 119,002.56, 164,178.24 and 75,983.64 is: 104,828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,002.56 : 164,178.24 = 75,983.64 : x
  2. Step 2: Convert to fraction form
    119,002.56/164,178.24 = 75,983.64/x
  3. Step 3: Cross multiply
    119,002.56x = 164,178.24 × 75,983.64
  4. Step 4: Simplify right side
    119,002.56x = 12,474,860,283.99
  5. Step 5: Solve for x
    x = 12,474,860,283.99/119,002.56
  6. Step 6: Final answer
    x = 104,828.50

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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.